Some definitions of it divide water tanks and windows into two types, and designate structures with a Roman numeral one through six depending how advanced they are.
Some definitions of it divide water tanks and windows into two types, and designate structures with a Roman numeral one through six depending how advanced they are. Its first ten values (*) roughly correspond to equivalent values on the Rossi-Forel scale, and the Medvedev-Sponheuer-Karnik scale is also based on it. Its final two levels, added in 1912 by Sieberg, indicate that most masonry structures are knocked down, and that waves are visible on the ground surface. Translated into English by Frank Neumann and Harry Wood, FTP, name this scale which assigns a Roman numeral in the range one through twelve corresponding to the intensity of earthquakes.
Some definitions of it divide water tanks and windows into two types, and designate structures with a Roman numeral one through six depending how advanced they are.
(Modified) {Mercalli} Scale