External Models – Roanoke, VA

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Making use of the AirSage mobile phone data,  Ms. Harper assisted WSP/Parsons Brinckerhoff to develop and validate the internal-external and the through trip tables for Roanoke Valley Transportation Planning Organization’s (RVTPO) new regional model.  A method for extracting trips relevant to the RVTPO region from the larger Virginia statewide AirSage data was developed, and EE/IEEI trips […]

Commuter Rail Forecasting in Jacksonville Florida

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For the Jacksonville Transportation Authority in Florida, and as a sub-consultant to WSP/Parsons Brinckerhoff, EA Harper developed and tested eight future year scenarios for Jacksonville’s southeast commuter rail project. Work required network coding and modifications of the CUBE-based model – commensurate with FTA standards for new starts funding.  Ms. Harper provided the draft documentation for the final […]