Energy absorption of gravel mounds for truck escape ramps
By: by Gordon Beecroft.
Contributors: United States. Federal Highway Administration.; Oregon. State Highway Division. Materials and Research Section.; Oregon. State Highway Division.
Series: [FHWA-OR] -- 78-3.; Official Publication (Oregon. State Highway Division) -- no. 78-3.
Publisher: Materials and Research Section, Oregon Dept. of Transportation
Published: 1978
Place of publication: Salem
Language: eng
Number of pages: 25
Notes: HP&R Study: 5149-15.

"March 1978."

In cooperation with the Federal Highway Administration and the Oregon State Highway Division.