The Development and evaluation of a prototype grade severity rating system
By: prepared for U.S. Department of Transportation, Offices of Research & Development, Environmental Division.
Contributors: United States. Federal Highway Administration. Environmental Division.; Systems Technology, inc.
Publisher: The Division; National Technical Information Service [distributor]
Published: 1982
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 172
Subjects: Roads -- United States -- Safety measures.; Trucks -- United States -- Brakes.; Slopes (Physical geography) -- United States.; Traffic accidents.
Notes: Cover title.

"Systems Technology, Inc."--1st prelim. p.

"Final report."

"March 1982."

Contract no.: DOT-FH-11-9356.

"Report No. FHWA/RD-81/185."

Bibliography: p. 79.