Field evaluation of innovative active warning devices for use at railroad-highway grade crossings
By: [K.W. Heathington, D.B. Frambo, S.H. Richards]
Contributors: Fambro, Daniel B.; Richards, Stephen H.; United States. Federal Highway Administration.; University of Tennessee, Knoxville. Transportation Center.
Publisher: Federal Highway Administration; Available through the National Technical Information Service
Published: 1988
Place of publication: McLean, Va; [Springfield, Va
Language: eng
Format: Microform
Number of pages: 270
Subjects: Railroad crossings.; Railroads -- Safety measures.; Roads -- Safety measures.
Notes: Cover title.

"August 1988."

"FHWA-RD-88-135."

Microfiche. [Washington, D.C.] : U.S. Govt. Print. Off., [1991]. 4 microfiches ; 11 x 15 cm.

Performed by the University of Tennessee, Transportation Center under contract no. DTFH61-80-C-00180.