Design of a safety warning system prototype for the Gulf Freeway /

Bibliographic Details
Main Author:	Dudek, Conrad L.
Corporate Authors:	Texas. Highway Department, United States. Federal Highway Administration
Other Authors:	Biggs, Raymond G.
Format:	Book
Language:	English
Published:	College Station : Texas Transportation Institute, 1972.
Series:	Research report (Austin, Tex.) ; 165-4.
Subjects:	Electronic traffic controls. Express highways. Traffic monitoring. Traffic safety > Texas > Gulf Freeway (Houston) Traffic signs and signals > Texas > Gulf Freeway (Houston) Gulf Freeway (Tex.)