Summary of findings of accident study at each of 80 intersections where traffic signals were installed, carried out from 1946 to 1957 by Michigan State Highway Dept; accident experience and accident exposure, traffic signals affecting types of collisions; light and weather conditions; established policy on traffic control devices; recommendations.
Traffic signals and accidents in Michigan
Pub Roads
Public Roads ; 30 , n 10
1959
4 pages
Aufsatz (Zeitschrift)
Englisch
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