Traffic control for freeway maintenance.
Contributors: American Association of State Highway Officials.; United States. Bureau of Public Roads.
Series: Synthesis of highway practice ;; 1; NAS-NRC publication 1743.; Publication (National Research Council (U.S.)) ;; no. 1743.
Publisher: Highway Research Board
Published: 1969
Place of publication: [Washington]
Language: eng
Number of pages: 47
Subjects: Roads -- Maintenance and repair -- Safety measures.; Traffic signs and signals.
Notes: Bibliography: p. 36-37.
"NCHRP project 20-5 FY '68."
"Research sponsored by the American Association of State Highway Officials in cooperation with the Bureau of Public Roads."