Use of advanced analysis tools to support freeway corridor freight planning.
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2010-07-22
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Abstract:Advanced corridor freight management and pricing strategies are increasingly being chosen to ; address freight mobility challenges. As a result, evaluation tools are needed to assess the benefits ; of these strategies as compared to other alternatives. The goal of this project is to investigate ; methods and tools that can be used to assess combinations of such improvement strategies as part ; of the corridor freight planning process. ; The assessment environment developed in this project utilizes a dynamic traffic assignment ; (DTA)/mesoscopic traffic simulation tool that is integrated with the Florida statewide traffic ; demand forecasting model (FLSWM). The developed environment includes utilities to convert ; the FLSWM network and demand files to DTA tool inputs. A method is used to estimate the ; time-variant (short-time interval) demand matrices required as inputs to the DTA tool. Both ; conventional traffic detector data and data obtained from Intelligent Transportation Systems ; (ITS) detectors are imported to the developed environment. The imported data is used to support ; the calibration of the traffic flow model of the DTA tool and to estimate the time variant demand ; matrices. The study demonstrates the use of the developed environment in assessing two ; advanced corridor freight management strategies: advanced traveler information systems and ; truck/toll lanes.
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Main Document Checksum:urn:sha-512:5129d93862dfc1af4ac7c32f66a80e659cd3a4667523583655f94853367e533db6c1ea92f7112dc97e12c2c91b211e5e8ae0a358b289006968e1f807498b2d20