New work zone safety devices /

This video presents newly developed signs, lights and other devices and methods for road maintenance safety.

Bibliographic Details
Corporate Authors:	Strategic Highway Research Program (U.S.), Roy Jorgensen Associates
Format:	Video VHS
Language:	English
Published:	Buckeystown, Md. : Roy Jorgensen Assoc., [1992]
Subjects:	Roads > United States > Maintenance and repair > Safety measures. Traffic signs and signals > United States. Traffic safety > United States.

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