THE URBAN SYSTEMS MODEL - A DESIGN

A MAN-MACHINE SIMULATION MODEL IS DESCRIBED THAT IS DESIGNED TO ASSIST PARTICIPANTS, TYPICALLY 20--100, TO TRY OUT AND EVALUATE ALTERNATIVES IN THE ECONOMIC, SOCIAL, AND GOVERNMENTAL SECTORS OF A METROPOLITAN AREA WITH AGREED ON CHARACTERISTICS. AT PRESENT 10 CITIES ARE AVAILABLE FOR CHOICE, RANGING IN POPULATION FROM 10 THOUSAND TO 1.6 MILLION. THE SIMULATED METROPOLITAN AREA COMPRISES 625 PARCELS OF ONE SQUARE MILE. THE PURPOSE OF THE MODEL IS TO PERMIT PARTICIPANTS TO EVALUATE THE EFFECT OF VARIOUS DECISIONS ON TRANSPORTATION SYSTEMS. IN ADDITION TO LAND USE ALLOCATION AND TRANSPORTATION THE MODEL INTEGRATES GOVERNMENT AND BUSINESS POLICY, POPULATION, EMPLOYMENT, COMMERCIAL ACTIVITIES, EXTRANEOUS SYSTEMS, AND A VARIETY OF INDICATORS. ALTOGETHER THE MODEL CAN HANDLE NINE SUCH PROCESSES, BROKEN DOWN INTO 75 MODULES. THE TRANSPORTATION PROCESS CONSISTS OF FOUR MODULES: NETWORK GENERATION, TRIP GENERATION, TRIP DISTRIBUTION, AND NETWORK USE. EXAMPLES OF THE PROCESS ARE GIVEN, ONE FOR A NEW PUBLIC TRANSIT MODE AND ANOTHER FOR A NEW HIGHWAY. THE MODEL IS COMPARED WITH OTHER MODELS.

  • Corporate Authors:

    Department of Transportation

    1200 New Jersey Avenue, SE
    Washington, DC  United States  20590
  • Publication Date: 1972-6

Media Info

  • Features: Figures; Tables;
  • Pagination: 101 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00241746
  • Record Type: Publication
  • Files: TRIS, USDOT
  • Created Date: Jun 12 1982 12:00AM