GAP ACCEPTANCE AND TRAFFIC INTERACTION IN THE FREEWAY MERGING PROCESS-PHASE 2. FINAL REPORT

A RATIONAL APPROACH TO THE DESIGN AND OPERATION OF A FREEWAY CONTROL SYSTEM IS PRESENTED BY DEFINING THE FUNCTIONAL AND OPERATIONAL REQUIREMENTS OF THE SYSTEM AND THE DESIGN AND INSTALLATION OF A PROTOTYPE. THE OPERATION, DETECTION, AND DISPLAY REQUIREMENTS FOR A GAP ACCEPTANCE MERGING CONTROL SYSTEM FOR INDIVIDUAL RAMPS ARE PRESENTED. DEVELOPMENTS OF A MERGING CONTROL SYSTEM NOT NECESSARILY REQUIRING RAMP VEHICLES TO STOP PRIOR TO ENTERING THE FREEWAY WAS INVESTIGATED. THE CAPACITY OF A CONTROLLED ENTRANCE RAMP IS DEVELOPED AND THE CONTROL POLICY CONSISTENT WITH THE DEMAND CAPACITY PHILOSOPHY ESTABLISHED. TRAFFIC CHARACTERISTICS ASSOCIATED WITH CONTROL SYSTEMS ARE PRESENTED. COST EFFECTIVENESS AND DESIGN REQUIREMENTS FOR FREEWAY CONTROL SYSTEMS ARE DISCUSSED. /HSL/

• Supplemental Notes:
  • 305 Pp, 65 REF
• Corporate Authors:

  Texas Transportation Institute

  Texas A&M University System, 1600 E Lamar Boulevard
  Arlington, TX  United States  76011
• Authors:
  • Drew, D R
  • Buhr, J H
• Publication Date: 1970

Subject/Index Terms

• TRT Terms: Benefit cost analysis; Control; Control systems; Freeway operations; Freeways; Gap acceptance; Highway capacity; Highway design; Merging traffic; Ramps; Traffic control
• Old TRIS Terms: Freeway design
• Subject Areas: Highways; Operations and Traffic Management;

Filing Info

• Accession Number: 00226002
• Record Type: Publication
• Source Agency: Highway Safety Literature
• Files: TRIS
• Created Date: Aug 1 1971 12:00AM