Transcript Iran Major Transportation Projects done by EMME/2
Iran Network and Transit Modeling and Forecasting Using EMME/2
Mahboobeh Zakeri Sohi ENTRAConsultants 21st International EMME Users Conference 10-12 October, 2007
Email Address: [email protected]
Tel. 905 946-8900, Mobile: 647 218-0300, Fax: 905 946-8966 2800 Fourteenth Avenue, Suite 210, Markham, Ontario L3R 0E4
Iran Major Transportation Projects Using EMME/2
Tehran Transportation Master Plan Mashad Transportation Master Plan Shiraz Transportation Master Plan Kermanshah Transportation Master Plan Isfahan Transportation Master Plan Ghom Transportation Master Plan Mashad Aggregated Transit plan Optimization of Tehran Transit System Tehran Metro Studies Shiraz Light Rail Transit Study Mashad Bus Rapid Transit System Uromieh Transportation Master Plan
Transportation Planning Process Study Area Socio-Economic and Land Use O-D Survey Network and Transit Modeling Screen line Data Land Use TDM and TSM Evaluation Criteria Definition Travel Demand Modeling, Trip Forecasting, Model Validation Detecting the Existing Situation (Do Nothing) Preparing Models Of Scenarios Trip Forecasting And Assignment Future/Scenarios Scenarios Assessment Scenario Combination, Assessment and Final Suggested Plan Scenario Selection
O-D surveys
• Habitants, by Secondary School Students • Intercity Bus Terminals • Airport and Railway Station • Cordon • Goods
Complementary Surveys
• Network and Transit inventory • Screen line • Path Travel time
Trip Purposes
• Working, Education, Shopping, Recreational, Personal (Medical and …), Non
home based, Pilgrimage
Vehicle Types
• Car, Taxi, Jitney, Transit Bus, Private or Service Bus, Small Pick up Truck, Mini
Bus, Motorcycle, Bicycle, Heavy vehicles
Auxiliary Software
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Network and Transit Modeling Software for:
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Data base/ Data Entry
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Controls/Checking
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Initial Information Reports
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EMME/2 Inputs
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Final Reports (Graphs or Tables using the EMME/2 Reports)
The Bus Routes Drawn Using the Auxiliary Network and Transit Modeling Software
Graphs Prepared by Auxiliary Network and Transit Modeling Software Using the EMME Outputs
Four-stage Travel Demand Modeling Procedure
Daily Trip Generation Daily Trip Attraction Adjusting Trip Attraction By Trip Generation Daily Trip Distribution Peak Hour O-D Matrices Travel Demand Diversion Model for High Speed Transit System Mode Choice Auto & Transit Travel Demand Matrices (Trip Person) Auto Travel Demand (Trip Vehicle) Aggregation of Auto Trip Matrices (Auto Equivalent Passenger Car) Auto & Transit Assignment
if N The Trip Generated or Producted Is Divided Between the Vehicles by Their Utility Functions: Diagram of Trip Percent Shifted to Transit System From the Other Vehicles Due to the Metro hdwy 60 * len speed * N voleqtr 60 hdwy * vauteq Auto assignment hdwy timtr lay 1 lay 2 voleqtr N 60 hdwy * vauteq Transit Assignment Auto assignment Transit Assignment • • • • • • • • N: The Number of Active Buses voleqtr: The Bus Equivalent Passenger Car vauteq: The Bus Equivalent Passenger Car Factor hdwy: Headway of Bus Rout lay1 and lay2: The stop over in the Beginning End of Rout timtr: Transit Travel Time for the Rout (A function of Auto Travel Time) speed: Initial Speed for the bus Rout len: The Length of Route hdwy timtr lay 1 lay 2 N Car Ownership Model Function of Income and Macro Policies Auto Travel Time Functions Function of Total Volume (Total Equivalent Passenger Car, Auto and Transit)) Intersection Delay Time Functions Function of Total Volume (Total Equivalent Passenger Car, Auto and Transit)) Transit Time Function Function of Auto Travel Time Dwell Time Models Dependent to Boarding Numbers, Bus Type, The Number of Bus Doors, Validated by a Survey Results Terminal Location Finding Models Based on Mathematical Programming Model and a Function of Potential of Boarding and Alighting at Nodes Air Pollutions and fuel models • • Transportation Studies and Projects Tehran Bus Network re-design in order to adjust with Metro Lines Updating the Transportation System Data Tehran Transportation System Data in 2003 Underground Metro Routes of Tehran Lane No. 1 2 Origin Haghani Dardasht Destination Length Station No. (Km) Behesht-e Zahra Sadeghie 26.6 19.7 24 19 5 Sadeghie Karaj 31.4 9 Terminal No. 2 2 1 Fleet No. Headway 2004 2009 2004 2009 28 17 (27) 8 56 (47) 34 (37) 8 4 3 10 2 2 10 Bus Network Design Procedure Using Mathematical Programming Model for Terminal Location Finding 1. Virtual transit network with the highest access for users 2. Travel and transit demand forecasting and assignment 3. Calculating the potential of nodes as terminal with the model using the outputs of EMME/2 4. Defining the number and location of terminals (output of Mathematical Programming Model) 5. Designing the transit routes by connection between terminals 6. Determine the bus stops location 7. Travel and transit forecasting and assignment for new transit system 8. Fleet allocation The Number of Routes: 2 4 6 8 10 TCTTS Performance Indexes of Transit and Network in 3 Transit Scenarios The Forecasted Transit (Bus and Metro) Passengers in Morning Peak hour, 2001. The Number of Passengers: 2000 4000 6000 8000 10000 TCTTS The Forecasted Boarding and Alighting at Transit Stops in Morning Peak Hour, 2001 The number Boarding and Alighting: 1000 2000 3000 4000 TCTTS General Information of Tehran in 2003 Tehran area Population Employment 730 sq. km 7.3 Million 2 Million Car ownersip 0.138 * Tehran metropolitan area is 780 sq. km Length of Tehran Major Network in 2003 Road Type Urban freeways & Highways Length (Km) 330 Percent (%) 14 Major arterials 400 17 Minor arterials 400 Collectors & Local streets 1200 Total network in operation in Tehran model 2330 *Tehran highways under research in 2002: 446 km 17 52 100 Tehran Network Operational Indexes Summary in Morning Peak Hour, 2003 Vehicle type Passenger car Taxi & Jitney Transit bus & Metro Pick-up Minibus Bus Motorcycle Others Total Number of Trips 373170 204206 257989 42849 151987 63212 86486 3096 1182995 Vehicle-Kilometer 2363410 594714 44057 374743 129090 37978 596021 55159 4195173 Vehicle-Hour 79277 32514 2871 12119 6068 1638 23974 1941 160402 Average speed(km/hr) 29.8 18.3 15.4 30.9 21.3 23.2 24.9 28.4 26.2 Tehran Network Auto Volume in Morning Peak Hour, 2003 Tehran Bus Transit General Information in 2003 Row Description 1 Number of Routes 2 3 Length of routes Average length of routes 4 Number of fleet Quantity 272 2418 9 5624 Operational indexes of Transit System (Bus and Metro) of Tehran in Morning Peak Hour, 2003 Generated trips Number of boarding Number of alighting Number of transfers Distance of walking (km) Waiting time (passenger-hour) 218013 439128 445426 221115 327151 34074 Important Indexes of Transit System and User in Morning Peak Hour, 2003 Type of vehicle Metro Total (bus and metro) Number of routes 3 278 Active fleet number 16 3644 Traveled distance (vehicle-kilometer) Spent time (vehicle-hour) Average speed vehicle (km/hr) 456 44514 10 2881 44.7 15.5 Type of vehicle Metro Total (bus and metro) Share of metro Number of passengers 51052 448928 11% Traveled distance (passenger kilometer) 520637 Spent time (passenger-hour) 11114 2479864 21% 145552 8% Average speed transit passenger (km/hr) 46.8 17.0 Average load factor 0.75 0.47 - Metro Passenger’s Trip Purposes Share During 7 to 11 AM Tehran Transit Passengers in Morning Peak Hour, 2003 The Number of Boarding and Alighting in Tehran Transit Stops in Morning Peak Hour, 2003Mode Choice Models
Multimodal Assignment Procedure
Complementary Models
Using the Transportation Model of Cities provided by EMME
Optimization the Efficiency of Tehran Transit System including Bus and Metro (Through Bus Network design in order to adjust with Metro Lines)
General Specification of Tehran Metro Lines
The Structure of Designed Bus System to adjust with Metro Lines, 2001
Updated Tehran Transportation Data in 2003