WARNING LIGHT STUDY. A STUDY OF THE EFFECT OF DRIVER BEHAVIOR ON OPERATING EMERGENCY AMBER LIGHTS

THE STUDY WAS CONDUCTED IN THE SUMMER OF 1969 TO DETERMINE THE EFFECT OF OPERATING AMBER WARNING LIGHTS ON DRIVER BEHAVIOR, WITH THE MAIN EMPHASIS ON TRAFFIC FLOW. AMBER LIGHTS WERE OPERATED ON THREE TYPES OF VEHICLES; BLACK AND WHITE ENFORCEMENT, TOW SERVICE TRUCK, AND DIVISION OF HIGHWAYS MAINTENANCE PICKUP, FOR THREE LEVELS OF TRAFFIC VOLUME. THE AMBER LIGHT HAD LITTLE EFFECT ON TRAFFIC FLOW DURING THE DAY. THERE WAS SOME SLOWING OF TRAFFIC AT NIGHT ON THE TWO LANE, LIGHT VOLUME ROAD. THE VEHICLE EFFECT VARIED; THE BLACK AND WHITE VEHICLE HAD THE GREATEST EFFECT, THE PICKUP THE LEAST EFFECT. EXPERIMENTAL DESIGN, STATISTICAL METHODOLOGY AND ANALYSIS OF FINDINGS ARE DESCRIBED IN DETAIL. /AUTHOR/

  • Corporate Authors:

    Calfornia Highway Patrol

    P.O. Box 942898
    Sacramento, CA  USA  94298-0001

    California Division of Highways

    Bridge Department
    Sacramento, CA  USA  05914

    Federal Highway Administration

    1200 New Jersey Avenue, SE
    Washington, DC  USA  20590
  • Publication Date: 1971-1

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 00222599
  • Record Type: Publication
  • Source Agency: Federal Highway Administration
  • Report/Paper Numbers: B-1-43
  • Files: TRIS, USDOT
  • Created Date: Mar 7 1971 12:00AM