transportation in
                                                             commerce of compressed
                                                             air.
SP14700........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             fully wrapped fiber-
                                                             reinforced composite
                                                             cylinders containing
                                                             compressed air under the
                                                             exception provided for
                                                             water pump system tanks
                                                             in Sec.   173.306(g).
SP14744........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of manifolded
                                                             DOT and ICC specification
                                                             3A, 3AA and 3AL cylinders
                                                             containing nitrogen,
                                                             compressed without
                                                             pressure relief devices
                                                             and a non-DOT
                                                             specification
                                                             refrigeration system
                                                             described as pulse tube
                                                             coolers containing helium.
SP14763........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale, and use of
                                                             a non-DOT specification
                                                             packaging conforming in
                                                             part with the DOT
                                                             specification 3A, except
                                                             as specified, for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP14778........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             non-DOT specification
                                                             welded steel cylinders
                                                             containing a Division 2.2
                                                             compressed gas for export
                                                             only.
SP14781........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of compressed
                                                             hydrogen in manifold and
                                                             framed non-DOT
                                                             specification seamless
                                                             steel cylinders
                                                             originally certified as
                                                             specification DOT-107A
                                                             seamless steel tank car
                                                             tanks.
SP14782........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of sulfur
                                                             hexafluoride in a non-DOT
                                                             specification pressure
                                                             vessel which is a
                                                             component of an electric
                                                             utility circuit
                                                             interrupter unit.
SP14796........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of non-DOT
                                                             specification cylinders
                                                             containing bromine
                                                             trifluoride.
SP14799........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale and use of
                                                             a non-DOT specification
                                                             cylinder (pressure
                                                             vessel) as a component of
                                                             automobile safety
                                                             systems. The pressure
                                                             vessel, charged with non-
                                                             toxic, non-liquefied
                                                             gases, is authorized for
                                                             transportation in
                                                             commerce subject to the
                                                             requirements and
                                                             limitations specified.
SP14803........................  Cylinders General........  Authorizes foreign                    1            3
                                                             manufacture, marking,
                                                             sale, and use of non-DOT
                                                             specification fully
                                                             wrapped carbon-fiber
                                                             reinforced aluminum lined
                                                             cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP14808........................  Cylinders General........  Authorizes manufacture,               2            2
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders, similar to a
                                                             DOT 4BA, except as
                                                             specified, for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP14811........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale, and use of
                                                             a DOT specification 3AA
                                                             cylinder manufactured
                                                             using a bend test in lieu
                                                             of a flattening test.
SP14818........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale, and use of
                                                             certain fully wrapped
                                                             fiber reinforced
                                                             composite cylinders
                                                             containing compressed air
                                                             under the exception
                                                             provided for water pump
                                                             system tanks in
                                                             173.306(g).
SP14831........................  Cylinders General........  Authorizes use of DOT                 1            3
                                                             specification 3A or 3AA
                                                             cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases.
SP14833........................  Cylinders General........  Authorizes foreign                    1            3
                                                             manufacture, marking,
                                                             sale and use of a non-DOT
                                                             specification cylinder
                                                             (pressure vessel) charged
                                                             with a non-toxic, non-
                                                             liquefied gas and is used
                                                             as a component of an
                                                             automobile safety system
                                                             and transported in
                                                             commerce.
SP14839........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of air,
                                                             compressed; argon,
                                                             compressed; helium,
                                                             compressed; neon,
                                                             compressed; nitrogen,
                                                             compressed; or oxygen,
                                                             compressed in DOT
                                                             specification 3A and 3AA
                                                             cylinders with maximum
                                                             water capacity of 125
                                                             pounds that have been
                                                             tested every 15 years
                                                             instead of every 10
                                                             years. Cylinders must
                                                             have a minimum marked
                                                             service pressure of 1800
                                                             psig and be star (*)
                                                             marked.
SP14864........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of ethylene
                                                             in non-DOT specification
                                                             containers, most
                                                             comparable to the DOT-2Q,
                                                             and allows for the
                                                             controlled release of the
                                                             hazardous material for
                                                             the purposes of ripening
                                                             produce.
SP14919........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             a non-DOT specification
                                                             cylinder (pressure
                                                             vessel) for use as a
                                                             component of automobile
                                                             safety systems.

SP14932........................  Cylinders General........  Authorizes foreign                    1            2
                                                             manufacture, marking,
                                                             sale and use of non-DOT
                                                             specification fully
                                                             wrapped carbon fiber
                                                             reinforced aluminum lined
                                                             cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP14950........................  Cylinders General........  Authorizes rebuilding or              1            3
                                                             modification and sale of
                                                             certain DOT specification
                                                             4B, 4BA, and 4BW
                                                             cylinders, by replacing
                                                             or adding openings for
                                                             outlet fittings on the
                                                             upper head for use in
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP14951........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale, and use of
                                                             a non-DOT specification
                                                             fully wrapped fiber
                                                             reinforced composite gas
                                                             cylinder with a non-load
                                                             sharing plastic liner
                                                             that meets the ISO 11119-
                                                             3 Standard except for the
                                                             design water capacity and
                                                             working pressure for
                                                             transportation in
                                                             commerce of argon,
                                                             compressed; helium,
                                                             compressed; hydrogen,
                                                             compressed; neon,
                                                             compressed; nitrogen,
                                                             compressed; and methane,
                                                             compressed or natural
                                                             gas, compressed (with
                                                             high methane content).
SP14952........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of methyl
                                                             bromide and chloropicrin
                                                             and methyl bromide
                                                             mixtures in non-DOT
                                                             specification cylinders
                                                             by motor vehicle and
                                                             cargo vessel for export
                                                             only.
SP14966........................  Cylinders General........  Authorizes manufacture,               2            2
                                                             marking, sale and use of
                                                             a non-DOT specification,
                                                             pre-braided fully wrapped
                                                             carbon composite (PBFWCC)
                                                             gas cylinder with a non-
                                                             metallic and non-load
                                                             sharing plastic liner for
                                                             transportation in
                                                             commerce of air,
                                                             compressed (containing up
                                                             to 39% by volume oxygen).
SP14971........................  Cylinders General........  Authorizes controlled                 2            3
                                                             release of nitrogen and
                                                             air from cylinders during
                                                             transportation to
                                                             maintain an inert
                                                             atmosphere in a shipping
                                                             container which is
                                                             required to protect the
                                                             specialized electronic
                                                             sensors.
SP14977........................  Cylinders General........  Authorizes transportation             5            3
                                                             in commerce of silane in
                                                             certain DOT specification
                                                             cylinders that are not
                                                             equipped with pressure
                                                             relief devices.
SP14981........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders containing
                                                             compressed gas n.o.s.
                                                             (containing nitrogen and
                                                             helium) and phosphorus
                                                             tribromide for use as
                                                             fire extinguishing
                                                             canisters installed on
                                                             aircraft.
SP14984........................  Cylinders General........  Authorizes use of non-DOT             1            3
                                                             specification foreign
                                                             cylinders containing
                                                             dichlorosilane for
                                                             transportation in
                                                             commerce by motor vehicle
                                                             and cargo vessel.
SP15002........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of DOT
                                                             specification cylinders
                                                             containing liquefied
                                                             petroleum gas (LPG) and/
                                                             or residue of LPG without
                                                             hazard warning labels
                                                             when transported in a
                                                             transport vehicle that is
                                                             placarded.
SP15070........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             fully wrapped carbon-
                                                             fiber reinforced brass
                                                             lined cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP15077........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             cylinders of compressed
                                                             gases with a subsidiary
                                                             hazard of Division 5.1,
                                                             when other means of
                                                             transportation are
                                                             impracticable, without
                                                             their outer packaging
                                                             being capable of passing
                                                             the Flame Penetration and
                                                             Resistance Test and the
                                                             Thermal Resistance Test.
SP15110........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders (fire
                                                             extinguishers) that are
                                                             used as components on
                                                             military vehicles and
                                                             commercial buses for
                                                             transportation in
                                                             commerce of compressed
                                                             gases.
SP15132........................  Cylinders General........  Authorizes use of non-DOT             1            2
                                                             specification cylinders
                                                             similar to DOT
                                                             specification 4D
                                                             cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1 and 2.2
                                                             gases by motor vehicle.
SP15163........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             cylinders of compressed
                                                             gases with a subsidiary
                                                             hazard of Division 5.1,
                                                             when other means of
                                                             transportation are
                                                             impracticable, without
                                                             their outer packaging
                                                             being capable of passing
                                                             the Flame Penetration and
                                                             Resistance Test and the
                                                             Thermal Resistance Test.
SP15164........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             cylinders of compressed
                                                             gases with a subsidiary
                                                             hazard of Division 5.1,
                                                             when other means of
                                                             transportation are
                                                             impracticable, without
                                                             their outer packaging
                                                             being capable of passing
                                                             the Flame Penetration and
                                                             Resistance Test and the
                                                             Thermal Resistance Test.
SP15233........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             non-DOT specification and
                                                             DOT specification 4DA and
                                                             4DS cylinders, used as
                                                             fire suppression systems
                                                             in aircraft to be
                                                             shipped, as fire
                                                             extinguishers.

SP15237........................  Cylinders General........  Authorizes certain non-DOT            1            2
                                                             specification and DOT
                                                             specification 4DA and 4DS
                                                             cylinders, used as fire
                                                             suppression systems in
                                                             aircraft to be shipped,
                                                             as fire extinguishers.
                                                             The cylinders must
                                                             contain
                                                             bromotrifluoromethane or
                                                             refrigerant gas, R 13B1,
                                                             2.2, UN1009 used in
                                                             dedicated service.
SP15277........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             non-DOT specification and
                                                             DOT-4DA and 4DS
                                                             specification cylinders,
                                                             used as fire suppression
                                                             systems in aircraft to be
                                                             shipped as fire
                                                             extinguishers.
SP15347........................  Cylinders General........  Authorizes transportation             2            3
                                                             in commerce of a
                                                             compressed gas, n.o.s.
                                                             (tetrafluoromethane and
                                                             argon), Division 2.2, in
                                                             non-DOT specification
                                                             packagings described as a
                                                             coolant supply assembly.
SP15372........................  Cylinders General........  Authorizes manufacture,               1            2
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders (pressure
                                                             vessels) for use as
                                                             components of safety
                                                             systems. The cylinders
                                                             charged with non-toxic,
                                                             non-liquefied gases are
                                                             authorized for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP15389........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders conforming to
                                                             all regulations
                                                             applicable to DOT
                                                             specification 39
                                                             cylinders, except as
                                                             specified, for
                                                             transportation in
                                                             commerce of compressed
                                                             oxygen and certain
                                                             flammable or non-
                                                             flammable gases.
SP15404........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             hazardous materials in
                                                             non-DOT specification
                                                             cylinders used for oil
                                                             well sampling.
SP15428........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of a space
                                                             capsule containing non-
                                                             DOT specification
                                                             packagings of certain
                                                             hazardous materials.
SP15442........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of hydrogen
                                                             fluoride, anhydrous in a
                                                             non-DOT specification
                                                             cylinder.
SP15458........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of specially
                                                             designed non-DOT
                                                             specification pressure
                                                             vessels containing
                                                             compressed
                                                             sulfurhexafluoride. The
                                                             pressure vessels are
                                                             described as epoxy
                                                             interrupter housings,
                                                             used in the electrical
                                                             utility industry.
SP15461........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of non-DOT
                                                             specification cylinders
                                                             containing certain
                                                             Division 2.2 gases for
                                                             the purpose of conducting
                                                             testing in the United
                                                             States.
SP15466........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             non-DOT specification and
                                                             DOT specification 4DA and
                                                             4DS cylinders, used as
                                                             fire suppression systems
                                                             in aircraft to be
                                                             shipped, as fire
                                                             extinguishers.
SP15483........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             Division 2.2 compressed
                                                             gases in non-DOT
                                                             specification cylinders
                                                             to support the
                                                             International Space
                                                             Station.
SP15491........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             non-DOT specification
                                                             cylinders manufactured to
                                                             a foreign specification
                                                             which are charged with a
                                                             Division 2.2 gas for
                                                             export only.
SP15493........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             a non-DOT specification
                                                             cylinder conforming to
                                                             all regulations
                                                             applicable to a DOT
                                                             specification 39, except
                                                             as specified, for
                                                             transportation in
                                                             commerce of a Division
                                                             2.2 material.
SP15507........................  Cylinders General........  Authorizes the                        1            3
                                                             manufacture, marking,
                                                             sale and use of a non-
                                                             refillable, non-DOT
                                                             specification inside
                                                             metal container
                                                             conforming with all
                                                             regulations applicable to
                                                             a DOT specification 2Q,
                                                             except as specified, for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP15509........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of a Division
                                                             2.2 compressed gas in a
                                                             non-DOT specification
                                                             cylinder which is a
                                                             component of a
                                                             pressurized flight
                                                             vehicle.
SP15515........................  Cylinders General........  Authorizes a specification            1            3
                                                             carbon composite
                                                             overwrapped pressure
                                                             vessel further packed in
                                                             an ATA-300 Category-1
                                                             outer packaging.
SP15531........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of a small
                                                             amount of propane gas
                                                             (Division 2.1) in a non-
                                                             DOT specification
                                                             container.
SP15532........................  Cylinders General........  Authorizes one-time, one-             1            2
                                                             way transportation in
                                                             commerce for disposal of
                                                             a non-DOT specification,
                                                             irregularly shaped,
                                                             sodium dispersion vessel
                                                             in alternative outer
                                                             packaging.
SP15536........................  Cylinders General........  Authorizes use of DOT-107A            1            2
                                                             tank car tanks (tubes)
                                                             for transportation in
                                                             commerce of certain gases.
SP15555........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             non-DOT specification
                                                             cylinders for use in oil
                                                             well sampling.

SP15566........................  Cylinders General........  Authorizes transportation             1            3
                                                             in commerce of certain
                                                             cylinders of compressed
                                                             oxygen, when ground and
                                                             vessel transportation is
                                                             unavailable and no other
                                                             practical means of
                                                             transportation exist,
                                                             without their outer
                                                             packaging being capable
                                                             of passing the Flame
                                                             Penetration and
                                                             Resistance Test and the
                                                             Thermal Resistance Test.
SP15593........................  Cylinders General........  Authorizes manufacture,               1            3
                                                             marking, sale, and use of
                                                             non-DOT specification non-
                                                             refillable inside
                                                             containers to be used for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1 gases.
SP15610........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             gases in DOT 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders.
SP15634........................  Cylinders General........  Authorizes use of used DOT            1            3
                                                             3AL cylinders for
                                                             transportation in
                                                             commerce of carbon
                                                             dioxide.
SP15665........................  Cylinders General........  Authorizes transportation             1            2
                                                             in commerce of a DOT
                                                             specification 4AA
                                                             cylinder containing
                                                             anhydrous ammonia that
                                                             developed a leak and is
                                                             equipped with a Chlorine
                                                             Institute Kit ``A'' to
                                                             prevent leakage during
                                                             transportation.
----------------------------------------------------------------------------------------------------------------
                                             Cylinders--NDT/Aerosols
----------------------------------------------------------------------------------------------------------------
SP8944.........................  Cylinders--NDT/Aerosols..  Authorizes use of AE/UE in            1            4
                                                             place of the internal
                                                             visual inspection and
                                                             hydrostatic retest
                                                             required by Sec.
                                                             180.205 for DOT 3A, 3AX,
                                                             3AA, 3AAX and 3T
                                                             cylinders.
SP9758.........................  Cylinders--NDT/Aerosols..  Authorizes transportation             2            3
                                                             in commerce of a Division
                                                             2.1 material in a non-
                                                             refillable, non-DOT
                                                             specification inside
                                                             container conforming to
                                                             DOT specification 2P
                                                             except for size, testing
                                                             requirements, wall
                                                             thickness, marking and
                                                             material requirements.
SP9847.........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3A, 3AA,
                                                             3AX, 3AAX, 3T cylinders,
                                                             non-DOT cylinders made
                                                             under SPs 13230, 13258
                                                             and UN cylinders made in
                                                             accordance with ISO
                                                             11120. The cylinders
                                                             (tubes) are retested by
                                                             AE/UE in place of the
                                                             internal visual
                                                             inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP10704........................  Cylinders--NDT/Aerosols..  Authorizes transportation            13            3
                                                             in commerce of certain
                                                             DOT specification 2Q
                                                             containers with Division
                                                             2.2 materials. Uses for
                                                             the gas include but are
                                                             not limited to:
                                                             Calibration and
                                                             functional checks of
                                                             environmental quality
                                                             monitors, medical
                                                             analyzers, or medical
                                                             monitors.
SP10922........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3AX, 3AAX and 3T
                                                             cylinders or DOT UN
                                                             refillable pressure
                                                             receptacles for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases.
SP11516........................  Cylinders--NDT/Aerosols..  Authorizes transportation            30            3
                                                             in commerce of certain
                                                             DOT specification 2Q
                                                             containers containing
                                                             hazardous materials
                                                             (i.e., UN1030, UN1954,
                                                             and UN1956).
SP11526........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             3            4
                                                             DOT specification 3A,
                                                             3AA, cylinders and
                                                             cylinders manufactured
                                                             under SPs 9370 and 9909
                                                             for transportation in
                                                             commerce of liquefied or
                                                             non-liquefied compressed
                                                             gases, or mixtures of
                                                             such compressed gases
                                                             when retested by a 100%
                                                             UE of the sidewall in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest.
SP11667........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3AX, 3AAX,
                                                             3T, 3AA and 3A cylinders.
                                                             The cylinders (tubes) are
                                                             retested by AE/UE in
                                                             place of the internal
                                                             visual inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP11798........................  Cylinders--NDT/Aerosols..  Authorizes a 10-year                  7            4
                                                             retest interval for
                                                             specification DOT 3A and
                                                             3AA cylinders used for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1 and Division
                                                             2.2 gases.
SP11826........................  Cylinders--NDT/Aerosols..  Authorizes DOT                        6            4
                                                             specification 3AL
                                                             cylinders, with specially
                                                             treated interiors to
                                                             prevent chloride/aluminum
                                                             interaction, to be used
                                                             for transportation in
                                                             commerce of the
                                                             compressed gas mixtures.
SP12022........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             2            4
                                                             DOT specification 3A,
                                                             3AA, 3BN cylinders and
                                                             cylinders manufactured
                                                             under SPs 9421, 9706,
                                                             9909 and 10047 for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases. The
                                                             cylinders are retested by
                                                             a one hundred percent
                                                             (100%) UE in lieu of the
                                                             internal visual and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP12184........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX, and 3T
                                                             cylinders. The cylinders
                                                             (tubes) are retested by
                                                             AE/UE in place of the
                                                             internal visual
                                                             inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.

SP12247........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3AX, 3AAX, 3T
                                                             cylinders and cylinders
                                                             manufactured under SPs
                                                             9001, 9370, 9421, 9706,
                                                             9909, 9791, 10047, 10869
                                                             and 11692 for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases. The
                                                             cylinders are retested by
                                                             a 100% UE in lieu of the
                                                             internal visual and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP12399........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3AL
                                                             cylinders and aluminum
                                                             cylinders manufactured
                                                             under SP 12440 used for
                                                             transportation in
                                                             commerce of liquefied or
                                                             non-liquefied compressed
                                                             gases, or mixtures of
                                                             such compressed gases,
                                                             classed as Division 2.1,
                                                             (flammable gas) Division
                                                             2.2, (non-flammable gas)
                                                             or Division 2.3, (gases
                                                             which are toxic by
                                                             inhalation (TIH)) when
                                                             retested by a one hundred
                                                             percent (100%) UE in lieu
                                                             of the internal visual
                                                             and the hydrostatic
                                                             retest required in Sec.
                                                             180.205.
SP12552........................  Cylinders--NDT/Aerosols..  Authorizes manufacture,               1            3
                                                             marking, sale and use of
                                                             certain DOT specification
                                                             2Q, non-refillable,
                                                             aerosol containers filled
                                                             with a propellant gas and
                                                             a non-hazardous material
                                                             as specified herein for
                                                             transportation in
                                                             commerce.
SP12574........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             compressed gases in
                                                             manifolded and framed non-
                                                             DOT specification
                                                             seamless steel cylinders.
                                                             The cylinders are
                                                             retested by AE and UE in
                                                             place of the internal
                                                             visual inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP12607........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3AL
                                                             cylinders used for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a 100% UE in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.209.
SP12629........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3AX, 3AAX,
                                                             3T, 3AA and 3A cylinders.
                                                             The cylinders (tubes) are
                                                             retested using AE/UE in
                                                             place of the internal
                                                             visual inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP12690........................  Cylinders--NDT/Aerosols..  Authorizes transportation             4            4
                                                             in commerce of chlorine
                                                             in a DOT specification
                                                             3AA steel cylinder
                                                             containing over 150
                                                             pounds of chlorine gas
                                                             and UE as an alternative
                                                             method for
                                                             requalification in lieu
                                                             of internal visual
                                                             inspection and
                                                             hydrostatic pressure
                                                             testing in Sec.   180.205.
SP12718........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3AL
                                                             cylinders used for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a 100% UE in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest.
SP12838........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3AX, 3AAX,
                                                             3T, 3AA and 3A cylinders.
                                                             The cylinders (tubes) are
                                                             retested by AE/UE in
                                                             place of the internal
                                                             visual inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP13208........................  Cylinders--NDT/Aerosols..  Authorizes transportation             2            3
                                                             in commerce of certain
                                                             DOT specification 2Q
                                                             containers containing
                                                             only a Division 2.2
                                                             material for use in
                                                             medical treatment.
SP13292........................  Cylinders--NDT/Aerosols..  Authorizes manufacture,               1            1
                                                             marking, sale and use of
                                                             non-DOT specification,
                                                             non-refillable plastic
                                                             containers for
                                                             transportation in
                                                             commerce of a Division
                                                             2.2 gas and a non-
                                                             hazardous material.
SP13961........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3AL
                                                             cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases, when
                                                             retested by a 100% UE in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest.
SP13998........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3BN cylinders and
                                                             cylinders manufactured
                                                             under certain SPs for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a one hundred
                                                             percent (100%) UE in lieu
                                                             of the internal visual
                                                             and the hydrostatic
                                                             retest.
SP14149........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3AL
                                                             cylinders and cylinders
                                                             manufactured under SP
                                                             12440 for transportation
                                                             in commerce of the
                                                             compressed gases, when
                                                             retested by a 100% UE in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest.
SP14175........................  Cylinders--NDT/Aerosols..  Authorizes a 10-year                118            4
                                                             retest interval for
                                                             certain DOT specification
                                                             3A and 3AA cylinders used
                                                             for transportation in
                                                             commerce of certain
                                                             Division 2.1 and Division
                                                             2.2 gases in bundles of
                                                             up to 24 cylinders.

SP14206........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3BN cylinders and
                                                             cylinders manufactured
                                                             under SPs 9001, 9421,
                                                             9370, 9706, 9791, 9909,
                                                             10047, 10869 and 11692
                                                             for transportation in
                                                             commerce of compressed
                                                             gases, when retested by a
                                                             one hundred percent
                                                             (100%) UE in lieu of the
                                                             internal visual and the
                                                             hydrostatic retest.
SP14239........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3A, 3AX,
                                                             3AAX, 3AA and 3T
                                                             cylinders. The cylinders
                                                             (tubes) are retested by
                                                             AE/UE in place of the
                                                             internal visual
                                                             inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP14254........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            5
                                                             in commerce of aerosols
                                                             with a capacity of 50 ml
                                                             (1.69 fluid ounces) or
                                                             less containing Division
                                                             2.2 material and no other
                                                             hazardous materials as
                                                             not subject to the HMR.
SP14289........................  Cylinders--NDT/Aerosols..  Authorizes a 10-year                  1            4
                                                             retest interval for
                                                             certain DOT 3AX, 3AAX,
                                                             3T, 3AA and 3A cylinders
                                                             (tubes) used for
                                                             transportation in of
                                                             certain Division 2.1 and
                                                             Division 2.2 gases. The
                                                             cylinders are retested by
                                                             AE/UE in place of the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP14298........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials in DOT
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders (tubes) having
                                                             a water capacity over 125
                                                             lbs that are requalified
                                                             (using AE/UE or 100% UE
                                                             methods in lieu of
                                                             hydrostatic testing and
                                                             visual inspection) every
                                                             10 years rather than
                                                             every 5 years. The 3AX,
                                                             3AAX, and 3T cylinders
                                                             (tubes) must be mounted
                                                             in an ISO frame or on a
                                                             trailer frame.
SP14313........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             2            4
                                                             DOT specification 3A,
                                                             3AA, and 3AL cylinders
                                                             and cylinders
                                                             manufactured under
                                                             certain SPs for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a one hundred
                                                             percent (100%) UE in lieu
                                                             of the internal visual
                                                             and the hydrostatic
                                                             retest required in 49 CFR
                                                             Sec.   180.205.
SP14453........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             Division 2.1 and Division
                                                             2.2 materials in DOT
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs
                                                             that are requalified
                                                             every 10 years rather
                                                             than every 5 years when
                                                             requalified by 100% UE.
SP14507........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3AL
                                                             cylinders made of
                                                             aluminum alloy for
                                                             transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a 100% UE in
                                                             lieu of the internal
                                                             visual and the
                                                             hydrostatic retest.
SP14508........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3BN cylinders and
                                                             cylinders manufactured
                                                             under SPs 9001, 9370,
                                                             9421, 9706, 9791, 9909,
                                                             10047, 10869 and 11692
                                                             for transportation in
                                                             commerce of the
                                                             compressed gases, when
                                                             retested by a one hundred
                                                             percent (100%) UE in lieu
                                                             of the internal visual
                                                             and the hydrostatic
                                                             retest.
SP14546........................  Cylinders--NDT/Aerosols..  Authorizes transportation             2            4
                                                             in commerce of certain
                                                             hazardous materials in
                                                             DOT specification 3AL
                                                             cylinders manufactured
                                                             from aluminum alloy that
                                                             are requalified every 10
                                                             years rather than every 5
                                                             years using 100% UE.
SP14584........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders that are
                                                             retested by AE/UE in lieu
                                                             of the internal visual
                                                             inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP14617........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA or
                                                             3AL cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases. The
                                                             cylinders are retested by
                                                             utilizing the 100% UE
                                                             procedures in place of
                                                             the internal visual
                                                             inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP14661........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials. AE/UE is
                                                             authorized in lieu of
                                                             hydrostatic testing and
                                                             visual inspection.
SP14692........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials in DOT
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs
                                                             that are periodically
                                                             requalified (using UE in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years rather than every 5
                                                             years. The cylinders must
                                                             be horizontally mounted
                                                             on a motor vehicle
                                                             (trailer chassis) or in
                                                             an ISO frame or other
                                                             framework of equivalent
                                                             structural integrity.

SP14784........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials. AE/UE is
                                                             authorized in lieu of
                                                             hydrostatic testing and
                                                             visual inspection.
SP14798........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A or
                                                             3AA cylinders for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases when
                                                             retested by utilizing the
                                                             one hundred percent
                                                             (100%) UE procedures
                                                             described in paragraph 7,
                                                             in lieu of the required
                                                             internal visual
                                                             inspection and the
                                                             hydrostatic retest.
SP14854........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             hazardous materials in
                                                             DOT specification 3AL
                                                             cylinders manufactured
                                                             from aluminum alloy that
                                                             are requalified every 10
                                                             years rather than every 5
                                                             years using 100% UE.
SP14855........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified (using AE/UE
                                                             or 100% UE methods in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials.
SP14856........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified (using AE/UE
                                                             or 100% UE methods in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials.
SP14857........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified (using AE/UE
                                                             or 100% UE methods in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials.
SP14897........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs.
                                                             that are periodically
                                                             requalified (using AE/UE
                                                             or 100% UE methods in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years rather than every 5
                                                             years for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials.
SP14920........................  Cylinders--NDT/Aerosols..  Authorizes use of certain             1            4
                                                             DOT specification 3A,
                                                             3AA, 3AL, SP9001, SP9370,
                                                             SP9421, SP9706, SP9791,
                                                             SP9909, SP10047, SP10869,
                                                             and SP11692 cylinders
                                                             when retested by a 100%
                                                             UE in lieu of the
                                                             internal visual and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205 for
                                                             transportation in
                                                             commerce of certain
                                                             compressed gases.
SP15096........................  Cylinders-NDT/Aerosols...  Authorizes transportation             1            2
                                                             in commerce of certain
                                                             DOT-3AA, 3AAX and 3T
                                                             cylinders charged with a
                                                             compressed gas. The
                                                             cylinders (tubes) are
                                                             retested by AE/UE in
                                                             place of the internal
                                                             visual inspection and
                                                             hydrostatic test required
                                                             by Sec.   180.205.
SP15258........................  Cylinders--NDT/Aerosols..  Authorizes use of use of              1            4
                                                             certain DOT specification
                                                             3A, 3AA and 3AL cylinders
                                                             for transportation in
                                                             commerce of the
                                                             compressed gases. The
                                                             cylinders are retested by
                                                             utilizing the 100% UE in
                                                             lieu of the internal
                                                             visual inspection and the
                                                             hydrostatic retest as
                                                             required in Sec.
                                                             180.205.
SP15322........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             gases in DOT 3AX, 3AAX,
                                                             3T, 3AA and 3A cylinders.
                                                             The cylinders (tubes) are
                                                             retested by using modal
                                                             AE and follow-up AE/UE in
                                                             place of the internal
                                                             visual inspection and the
                                                             hydrostatic retest
                                                             required in Sec.
                                                             180.205.
SP15451........................  Cylinders--NDT/Aerosols..  Authorizes transportation             1            4
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials in DOT 3A, 3AA,
                                                             3AX, 3AAX and 3T
                                                             cylinders having a water
                                                             capacity over 125 lbs to
                                                             be periodically
                                                             requalified (using AE/UE
                                                             or 100% UE methods in
                                                             lieu of hydrostatic
                                                             testing and visual
                                                             inspection) every 10
                                                             years instead of every 5
                                                             years.
SP15660........................  Cylinders--NDT/Aerosols..  Authorizes use of DOT                 1            4
                                                             specification 3AL
                                                             cylinders, manufactured
                                                             from aluminum alloy, that
                                                             are requalified using
                                                             100% UE every 10 years
                                                             rather than every 5 years
                                                             for the dedicated service
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
----------------------------------------------------------------------------------------------------------------

                                      Cargo Tanks/Rail Cars/Portable Tanks
----------------------------------------------------------------------------------------------------------------
SP3121.........................  Cargo Tanks/Rail Cars/     Authorizes use of                     2            3
                                  Portable Tanks.            specification MC 338
                                                             cargo tanks for
                                                             transportation in
                                                             commerce of certain
                                                             poisonous hazardous
                                                             materials.
SP3216.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             7            3
                                  Portable Tanks.            specification multi-unit
                                                             tank car tanks to
                                                             transport certain
                                                             hazardous materials.
SP5600.........................  Cargo Tanks/Rail Cars/     Authorizes non-DOT-                   1            2
                                  Portable Tanks.            specification cylinders
                                                             made to the DOT 3A
                                                             specification, except
                                                             Monel metal may be used
                                                             rather than steel..
SP5643.........................  Cargo Tanks/Rail Cars/     Authorizes transportation             1            2
                                  Portable Tanks.            in commerce of helium,
                                                             refrigerated liquid, in a
                                                             non-DOT specification
                                                             portable tank.
SP5749.........................  Cargo Tanks/Rail Cars/     Authorizes use of an                  1            2
                                  Portable Tanks.            insulated nickel-steel
                                                             DOT specification MC-331
                                                             cargo tank for
                                                             transportation in
                                                             commerce of 60%
                                                             tetrafluoroethylene/40%
                                                             hydrogen chloride gas
                                                             mixture classed as a
                                                             Division 2.3 material.
SP6016.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             2            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             Division 2.2 materials.
SP6349.........................  Cargo Tanks/Rail Cars/     Authorizes transportation             1            2
                                  Portable Tanks.            in commerce of certain
                                                             refrigerated, liquefied
                                                             gases (helium,
                                                             refrigerated liquid
                                                             (cryogenic liquid), 2.2,
                                                             UN1963 and hydrogen,
                                                             refrigerated liquid
                                                             (cryogenic liquid), 2.1,
                                                             UN1966) in a non-DOT
                                                             specification portable
                                                             tank.
SP6443.........................  Cargo Tanks/Rail Cars/     Authorizes use of certain             1            3
                                  Portable Tanks.            MC 331 cargo tanks for
                                                             transportation in
                                                             commerce of liquefied
                                                             hydrogen sulfide, classed
                                                             as Division 2.3 material.
SP6610.........................  Cargo Tanks/Rail Cars/     Authorizes use of DOT                 2            2
                                  Portable Tanks.            specification MC 312 or
                                                             DOT 412 cargo tank motor
                                                             vehicles and DOT
                                                             specification IM 101
                                                             portable tanks with
                                                             polyethylene saddles
                                                             which are inspected at a
                                                             frequency other than as
                                                             specified in the HMR for
                                                             transportation in
                                                             commerce of tertiary
                                                             butyl hydroperoxide.
SP6611.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             4            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             non-flammable cryogenic
                                                             liquids.
SP6765.........................  Cargo Tanks/Rail Cars/     Authorizes use of                    11            3
                                  Portable Tanks.            insulated non-DOT
                                                             specification portable
                                                             tanks for transportation
                                                             in commerce of Divisions
                                                             2.1 and 2.2 cryogenic
                                                             liquids.
SP6769.........................  Cargo Tanks/Rail Cars/     Authorizes use of DOT                 1            2
                                  Portable Tanks.            specification tank cars
                                                             and cargo tanks for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1 and 2.2
                                                             gases.
SP6922.........................  Cargo Tanks/Rail Cars/     Authorizes use of DOT                 1            3
                                  Portable Tanks.            106A500-X and DOT 110A800-
                                                             W multi-unit tank car
                                                             tanks that are not
                                                             equipped with safety
                                                             relief devices for
                                                             transportation in
                                                             commerce of a Division
                                                             2.3 material.
SP7041.........................  Cargo Tanks/Rail Cars/     Authorizes use of                     1            3
                                  Portable Tanks.            prescribed non-DOT
                                                             specification cargo tanks
                                                             with agitators for
                                                             transportation in
                                                             commerce of certain waste
                                                             organometallic compound
                                                             dispersions and
                                                             hydrocarbon solvent.
SP7073.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             2            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             hazardous materials.
SP7274.........................  Cargo Tanks/Rail Cars/     Authorizes transportation             1            2
                                  Portable Tanks.            in commerce of certain
                                                             refrigerated gases (argon
                                                             UN1951; nitrogen, UN1977;
                                                             oxygen, UN1073) in non-
                                                             DOT portable tanks.
SP7594.........................  Cargo Tanks/Rail Cars/     Authorizes transportation             1            2
                                  Portable Tanks.            in commerce of methyl
                                                             bromide in a non-DOT
                                                             specification portable
                                                             tank.
SP8125.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             3            3
                                  Portable Tanks.            specification IMO Type 5
                                                             portable tanks for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1 (flammable)
                                                             and 2.2 (non-flammable)
                                                             gases and a Class 3
                                                             material.
SP8196.........................  Cargo Tanks/Rail Cars/     Authorizes use of certain             1            3
                                  Portable Tanks.            non-DOT specification IMO
                                                             Type 5 portable tanks,
                                                             each mounted in an ISO
                                                             frame, for transportation
                                                             in commerce of certain
                                                             compressed gases in
                                                             Division 2.1, 2.2 and 2.3
                                                             and Class 3 materials.
SP8232.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             2            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             Division 2.1 and Division
                                                             2.2 materials and a Class
                                                             3 material.
SP8354.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             1            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             Division 2.1 gases.
SP8523.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             1            3
                                  Portable Tanks.            specification IMO Type 5
                                                             portable tanks for
                                                             transportation in
                                                             commerce of certain
                                                             Division 2.1, 2.2 and 2.3
                                                             materials.
SP8556.........................  Cargo Tanks/Rail Cars/     Authorizes use of super-              8            3
                                  Portable Tanks.            insulated non-DOT
                                                             specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             hazardous materials.
SP8627.........................  Cargo Tanks/Rail Cars/     Authorizes use of multiple           10            3
                                  Portable Tanks.            non-DOT specification
                                                             portable tanks manifolded
                                                             together within a frame
                                                             and securely mounted on a
                                                             truck chassis for
                                                             transportation in
                                                             commerce of Class 3,
                                                             Division 6.1, and Class 8
                                                             materials.
SP8650.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             2            3
                                  Portable Tanks.            specification steel
                                                             portable tanks for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.

SP8698.........................  Cargo Tanks/Rail Cars/     Authorizes manufacture,               1            3
                                  Portable Tanks.            marking, sale and use of
                                                             non-DOT specification
                                                             vacuum insulated portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             hazardous materials.
SP8939.........................  Cargo Tanks/Rail Cars/     Authorizes manufacture,               1            3
                                  Portable Tanks.            marking, sale and use of
                                                             six (6) non-DOT
                                                             specification portable
                                                             tanks manifolded together
                                                             within a frame and
                                                             securely mounted on a
                                                             truck chassis for
                                                             transportation in
                                                             commerce of certain
                                                             flammable and corrosive
                                                             liquids.
SP9023.........................  Cargo Tanks/Rail Cars/     Authorizes use of certain             1            3
                                  Portable Tanks.            non-DOT specification IMO
                                                             Type 5 portable tanks for
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP9024.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             2            3
                                  Portable Tanks.            specification portable
                                                             tanks for transportation
                                                             in commerce of certain
                                                             Division 2.1 and 2.2
                                                             materials.
SP9067.........................  Cargo Tanks/Rail Cars/     Authorizes manufacture,               1            3
                                  Portable Tanks.            marking, sale and use of
                                                             multiple non-DOT
                                                             specification portable
                                                             tanks manifolded together
                                                             within a frame and
                                                             securely mounted on a
                                                             truck chassis to be used
                                                             for transportation in
                                                             commerce of certain Class
                                                             3 and Class 8 materials.
SP9166.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-               17            4
                                  Portable Tanks.            specification glass fiber
                                                             reinforced plastic (GFRP)
                                                             cargo tanks for the
                                                             transportation in
                                                             commerce of certain
                                                             hazardous materials.
SP9228.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             1            3
                                  Portable Tanks.            specification cargo tanks
                                                             for transportation in
                                                             commerce of certain Class
                                                             8 and 9 materials.
SP9266.........................  Cargo Tanks/Rail Cars/     Authorizes use of non-DOT             5            3
                                  Portable Tanks.            specification IMO Type 5
                                                             portable tanks for