Roadway safety tools for local agencies : a synthesis of highway practice /
At head of title: National Cooperative Highway Research Program
consultant, Eugene M. Wilson.
- Washington, D.C. : Transportation Research Board (Business Office, 500 5th St., Washington D.C. 20001), 2003.
- 168 p. : ill. ; 28 cm.
- NCHRP synthesis, 321 0547-5570 ; .
- Synthesis of highway practice ; 321. .
"Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration."
Includes bibliographical references (p. 26-30).
0309069688
2003108646
Traffic signs and signals--States.--United States Traffic safety--States.--United States