Public Roads


Book Description
















Practices to Manage Traffic Sign Retroreflectivity


Book Description

TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 431: Practices to Manage Traffic Sign Retroreflectivity includes examples of practices that illustrate how different types of transportation agencies might meet federal retroreflectivity requirements for traffic signs.




Engineering Extension Series


Book Description

Includes proceedings of various conferences sponsored by the University.