Factors influencing safety at highway-rail grade crossings

Factors influencing safety at highway-rail grade crossings

Bibliographic Details
Main Author: Schoppert, David W.
Other Authors: Hoyt, Dan W. (joint author.)
Format: Book
Language:English
Published: Washington, D.C. Highway Research Board, National Research Council 1968.
Series:Report (National Cooperative Highway Research Program) 50.
Subjects:
Railroad crossings.
Traffic accidents.