THE EFFECTIVENESS OF MOTORWAY CONTROL SIGNALS

MOTORWAY TRAFFIC CONTROL SIGNALS ARE DESIGNED TO INFLUENCE THE TRAFFIC FLOW AND TO PREVENT ACCIDENTS OR CONTROL QUEUES BY DISPLAYING ADVISORY SPEEDS AND INDICATIONS OF AVAILABLE LANES DURING EMERGENCIES, AND SINCE IT IS PROPOSED TO SO EQUIP ALL U.K. MOTORWAYS IT IS IMPORTANT TO DETERMINE WHETHER THE CURRENT SIGNALS ARE HAVING THE CORRECT EFFECT ON DRIVERS, WHETHER THE SIGNAL SEQUENCES USED ARE SATISFACTORY AND WHETHER FURTHER DRIVER EDUCATION IS REQUIRED. STUDIES TO DATE HAVE LARGELY BEEN BASED ON ACCIDENT FIGURES AND SUBJECTIVE ASSESSMENTS OF DRIVER COMPLIANCE. THIS PAPER SUMMARISES THESE AND DESCRIBES A DETAILED STUDY OF DRIVER COMPLIANCE AND OF THE EFFECTS OF SIGNALS ON TRAFFIC ON THE M4 IN LONDON. /TEC/

• Availability:
  • Find a library where document is available. Order URL: http://worldcat.org/issn/00410683
• Supplemental Notes:
  • Vol 13, No 4, PP 142-146, 5 FIG, 5 TAB, 5 REF
• Authors:
  • May, A D
• Publication Date: 1971-8

Media Info

• Serial:
  • Traffic Engineering & Control
  • Publisher: Hemming Group, Limited
  • ISSN: 0041-0683
  • Serial URL: http://www.tecmagazine.com/

Subject/Index Terms

• TRT Terms: Driver training; Drivers; Prevention; Queuing; Safety; Traffic control; Traffic flow
• Old TRIS Terms: Traffic control systems
• Subject Areas: Highways; Operations and Traffic Management; Safety and Human Factors; Security and Emergencies;

Filing Info

• Accession Number: 00226110
• Record Type: Publication
• Files: TRIS
• Created Date: Dec 30 1971 12:00AM