From: Jack Naudi, St. Louis Post-Dispatch Published December 27,
2004 12:00 AM  Missouri Landfill Owner Leads Campaign to
Incorporate Shingles into Asphalt  Few motorists spend time
wondering what ingredients went into making the asphalt that
helps their tires to grip the road.  Dale Behnen, co-owner of
Peerless Landfill Inc. near Valley Park, is a notable exception.
She has led a crusade to change the asphalt-road recipe, making
it better for the environment.  The key ingredients in Behnen's
plan are shingles torn from roofs.  And in a few months, her
efforts could culminate with a significant change in road
construction in Missouri.  Each year, Peerless, a construction
and demolition landfill, receives about 25,000 to 30,000 tons of
shingles, all of which are buried.   Most shingles, like
asphalt, are a petroleum-based product. Rather than dump old
shingles into landfills, Behnen reasoned, why not grind them up
and put them into the asphalt-road mix?  The idea isn't novel.
Several states allow road asphalt