Traffic control for freeway maintenance.

Traffic control for freeway maintenance.

Bibliographic Details
Corporate Authors: National Research Council (U.S.). Highway Research Board, American Association of State Highway Officials, United States. Bureau of Public Roads
Format: Book
Language:English
Published: Washington, D.C. Transportation Research Board, National Research Council 1969.
Series:Synthesis of highway practice 1.
Subjects:
Roads > Maintenance and repair > Safety measures.
Traffic signs and signals.