FORMATION OF THE DETROIT FREEWAY OPERATIONS UNIT

THE DETROIT FREEWAY SYSTEM CONSISTS OF FIVE FREEWAYS RANGING IN LENGTH FROM 6 TO 13.9 MILES. BY 1975, THE COMPLETED SYSTEM WILL EXTEND 70 MILES WITHIN THE CITY LIMITS. RECOMMENDATIONS INCLUDE A NETWORK OF ELECTRONIC TRAFFIC SENSORS FOR ENTIRE DETROIT FREEWAY SYSTEM, RAMP METERING IN SELECTED AREAS TO ALLEVIATE CONGESTION, A DIGITAL COMPUTER TO EVALUATE INFORMATION FROM THE TRAFFIC SENSORS AND TO REGULATE A TRAFFIC CONTROL SYSTEM, A COMMUNICATIONS SYSTEM TO TRANSMIT INFORMATION BETWEEN COMPUTER AND CONTROL SYSTEMS, AND COST COMPARISONS WITH PRESENT-DAY AND PROJECTED VALUES. A DETAILED DISCUSSION ON CONGESTION IS PRESENTED IN APPEDNIX B, WHILE THE CAUSES OF CONGESTION ARE ANALYZED IN APPENDIX D. APPENDIX C IS CONCERNED WITH THE PRESENT AND FUTURE CAPABILITIES OF THE SYSTEM. APPENDIX A PRESENTS A GENERAL OUTLINE OF THE DETROIT FREEWAY SYSTEM AND APPENDIX E IS LIMITED TO A DISCUSSION OF THIS EFFECT OF LANE BLOCKAGES ON CAPACITY.

• Supplemental Notes:
  • Tsd-tr-119-69, FIGS, TABS, APPS
• Corporate Authors:

  Michigan Department of State Highways

  State Highways Building, PO Drawer K
  Lansing, MI  United States  48904
• Authors:
  • Crane, H L
• Publication Date: 0

Subject/Index Terms

• TRT Terms: Alternatives analysis; Communication systems; Costs; Digital computers; Freeway operations; Freeways; Length; Ramps; Recommendations; Sensors; Traffic congestion; Traffic control; Traffic lanes; Traffic signal hardware
• Old TRIS Terms: Metering; Traffic control systems
• Subject Areas: Finance; Highways; Operations and Traffic Management; Research;

Filing Info

• Accession Number: 00225917
• Record Type: Publication
• Files: TRIS, STATEDOT
• Created Date: Apr 10 1971 12:00AM