Development of a dynamic traffic assignment model to evaluate lane-reversal plans for I-65.
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2010-05-01
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Subject/TRT Terms:
- Lane distribution
- Traffic lanes
- Highway safety
- Dynamic traffic assignment
- Traffic assignment
- Dynamic models
- Traffic flow
- Traffic models
- Hurricanes
- Evacuation
- Disasters and emergency operations Traffic assignment--Mathematical models
- Traffic assignment--Simulation methods
- Managed lanes (Traffic engineering)--Alabama
- Traffic lanes--Alabama
- Interstate 65
- Hurricane evacuation
- Contra-flow operations
- Lane reversal
- I-65
- Alabama
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Edition:Final report; 1/1/06-12/31/09.
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Abstract:This report presents the methodology and results from a project that studied contra-flow operations in support of ; hurricane evacuations in the state of Alabama. As part of this effort, a simulation model was developed using the ; VISTA platform for I-65 from the Alabama Gulf Coast region to Montgomery, AL and alternate evacuation ; routes. The model was used to test the current lane-reversal plan under a variety of evacuation scenarios and assess ; the potential impacts of modifications to this plan. Special attention was given to the development of realistic ; evacuation demand profiles to account for user preferences and seasonal (tourist) demand. The report discusses ; traffic and evacuation data requirements and acquisition, model development and calibration approach, ; evacuation scenarios considered and results from the systems analyses and scenarios evaluation. Moreover, it ; highlights some of the challenges in the development of large scale mesoscopic model for evacuation analyses. ; A summary of recommendations is also included that can be used to improve current practices and assist future ; traffic management under evacuation conditions.
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Main Document Checksum:urn:sha-512:6ef5ed4ab0c3fddc0057a7dd9d3200b2ae770132a6fbb8bb38989bd66f9a20b91557addf4a3917f8eb82b4bc623789ba8ac76579395cda685f3503ec9f619d60