Guidelines for selection of ramp control systems
By: C.W. Blumentritt ... [et al.].
Contributors: Blumentritt, C. W.
Series: National Cooperative Highway Research Program report,; 232; Report (National Cooperative Highway Research Program) ;; 232.
Publisher: Transportation Research Board, National Research Council
Published: 1981
Place of publication: Washington, D.C
Language: eng
Number of pages: 108
Subjects: Roads -- Interchanges and intersections.; Traffic regulations.
Notes: Includes bibliographical references.