Concrete safety shape simulations with program GUARD
By: R. E. Welch.
Contributors: Chiapetta, Welch & Associates.; United States. Federal Highway Administration.
Series: Report - Federal Highway Administration ; no. FHWA-RD-78-90
Publisher: Dept. of Transportation, Federal Highway Administration, Offices of Research & Development; for sale by the National Technical Information Service
Published: 1977
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 41
Subjects: Median strips -- Design and construction.; Median strips -- Mathematical models.; Express highways.
Notes: Final report; May 1977.

Prepared by Chiapetta, Welch & Associates, Ltd.