AUTOMATIC EVALUATION OF FREEWAY OPERATIONS

THE REPORT DESCRIBES HOW THE ELECTRONIC SURVEILLANCE SYSTEM, INSTALLED ON A SECTION OF THE OUTBOUND EISENHOWER EXPRESSWAY, IS USED TO AUTOMATICALLY EVALUATE FREEWAY TRAFFIC OPERATIONS EACH RUSH PERIOD. TRAFFIC OPERATING CONDITIONS FOR TWO DIFFERENT PEAK FLOW PERIODS ARE COMPARED. ONE OF THE PERIODS REPRESENTS A HIGH LEVEL OF TRAFFIC SERVICE FOR THIS SECTION OF FREEWAY DURING THE RUSH PERIOD AND THE OTHER REPRESENTS A LOW LEVEL OF RUSH PERIOD TRAFFIC SERVICE DUE TO AN ACCIDENT WHICH CAUSED CONGESTION THROUGHOUT MOST OF THE RUSH PERIOD. /BPR/

• Supplemental Notes:
  • Hpr, Ihp - 88
• Corporate Authors:

  Illinois Department of Transportation

  Division of Highways, 2300 South Dirksen Parkway
  Springfield, IL  United States  62764

  Bureau of Public Roads /US

  400 7th Street, SW
  Washington, DC  United States  20590
• Authors:
  • McDermott, J M
• Publication Date: 1967-10

Subject/Index Terms

• TRT Terms: Automation; Freeway operations; Highway operations; Peak hour traffic; Peak periods; Surveillance; Traffic; Traffic congestion; Traffic crashes; Traffic flow; Traffic signal hardware; Travel patterns
• Uncontrolled Terms: Traffic patterns
• Subject Areas: Highways; Operations and Traffic Management;

Filing Info

• Accession Number: 00224868
• Record Type: Publication
• Source Agency: Bureau of Public Roads /US
• Files: TRIS
• Created Date: Apr 12 1994 12:00AM