DRT accessibility tool : summary report.
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2009-01-01
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Alternative Title:Demand Response Transit accessibility tool ; Project title: Measuring access to transit service
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Subject/TRT Terms:
- Paratransit services
- Trip generation
- Mode choice
- Decision making
- Transportation planning Paratransit services--Texas--Computer simulation
- Trip generation--Texas--Computer simulation
- Choice of transportation--Computer simulation
- Travel--Decision making--Computer simulation
- Transportation--Texas--Planning
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Edition:Technical report; Sept. 2006-Aug. 2008.
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Abstract:Demand Response Transit (DRT) is a critical form of transportation for handicapped, low income, and small/ ; medium sized communities. This type of service, which transports riders through an on-demand basis, is commonly ; used in communities that are not dense enough to support a fixed route transit system. Unfortunately, DRT systems ; face many challenges that restrict how well they can serve their community, including limited funding, ; understaffing, aging fleets, a lack of technical support, a lack of quantification of level of service standards, and ; limited modeling/planning practices. This report discusses the implementation of a unique DRT Accessibility Tool ; developed for the Texas Department of Transportation that addresses these challenges by determining how well a ; DRT system serves its riders and the most efficient ways to improve this service. The DRT Accessibility Tool, ; which is developed in Microsoft Access based on DRT travel logs, service characteristics and surveys from ; Brownsville, Texas, uses a system of models to simulate actual daily DRT travel patterns. Ultimately, DRT ; operators can use the Accessibility Tool in two robust ways. First, they can evaluate their current accessibility levels ; for various combinations of population groups, times of day, and travel purposes. Second, the Accessibility Tool ; allows operators to undertake “what if?” scenarios to evaluate changes in fleet characteristics (supply), population ; demographics (demand), and service areas (scope). Similarly, operators can predict (and anticipate) future needs of ; their riders by using the tool to analyze the impact of changes in population demographics. These results have the ; potential to inform important public transportation planning, budgetary, and policy decisions. This report ; summarizes the development and application of the DRT Accessibility Tool, including the motivation for creating ; the tool, the implementation workshops conducted throughout the research, the data and models that formulate the ; tool, a description of the user interface, and the ways the tool can be applied to evaluate and improve DRT service.
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Main Document Checksum:urn:sha-512:77127b5f3ab11fd2b43697c1d61c4af3f619fec211d7c75d73fc17c0f2ba4f3e5318b387c0b8998b53e48efa4cac9a5413801c06ca9cb565f38b86d9f3abf124