طراحي مسيرهاي بلند در شبكه اتوبوسراني شهر اصفهان

چكيده انگليسي :

Long Routes Design in Bus Network of Isfahan City Nastaran Mohammadi n mohammadi@in iut ac ir Date of Submission 11 3 2012 Department of Industrial and Systems Engineering Isfahan University of Technology Isfahan 84156 83111 Iran Degree M Sc Language Farsi Supervisor Seyed Nader Shetab Bushehri shetab@cc iut ac ir AbstractIsfahan metropolis is the third most populated metropolis in Iran country The population growth of Isfahancity in the recent years the historical and cultural monuments in the central part of the city which cause somelimitations for building new streets the increasing demand for transportation service and the poor streetsurface to meet the demand have caused transportation and traffic problems in the city Thus the roadnetwork of the Isfahan city should be optimized in order to transfer the passengers One the importantprocedures to solve the transportation and traffic problem of the Isfahan city is improving the public transitsystem Although the bus network of Isfahan consisting of 1365 public buses 200 privatized buses 98 publicand privatized lines and more than 2000 kilometers of line coverage transfers more than 900000 passengersper day the relative proportion of this transportation mode in transferring the passengers in the city is verylow The improving of the bus network of Isfahan could attract the passengers from other transportationmodes One way of improving the bus network is decreasing the number of passenger transfers getting onand off Long route design in the bus network could decrease the number of transfers and improve theoperation of bus network from the passengers viewpoint and thus attract them to the network Moreover this design could decrease the number of passengers getting on and off in the crowded squares of the cityused as terminals In the present research first the maps of people s willing for long distance movement inIsfahan city were made by using EMME3 and Enif softwares in order to determine the candidate corridorsand main routes for designing the long routes in the bus network of Isfahan city Three steps were taken intoconsideration in making these maps 1 making the network of willing to movement 2 making the file oftravel demand and 3 assignment of travel demand to the network of willing to movement and making themap of willing to movement Then three long routes were suggested by merging the existing routes using themaps of people s willing for long distance movement in Isfahan city regarding some specific hypotheses fordesigning and consulting with the city s transportation experts Then the bus network was reformedaccording to the suggested routes A base scenario based on the existing bus network of Isfahan city as wellas some other scenarios for each of the new routes were made using the latest information in the Deputy ofTransportation and Traffic of Isfahan Municipality to evaluate the suggested routes Furthermore the existingand the suggested situation were compared using the traffic assignment software prog assign The resultsobtained from evaluating these routes showed an improvement in the standards of stop time in the bus stops total travel time the vehicle s speed headway number of on board passengers passenger kilometer and thespeed of passenger movement which suggested that designing long routes in the bus network of Isfahan citywas effective and improved the operation of this network Keywords public transit urban bus system long route design travel demand

محمدي، نسترن

طراحي مسيرهاي بلند در شبكه اتوبوسراني شهر اصفهان

حمل و نقل عمومي , تقاضاي سفر , سيستم اتوبوسراني شهري