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External Models – Roanoke, VA

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…

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New Starts Forecasting – Detroit, MI

The Southeast Regional Council of Governments (SEMCOG) travel demand model was updated to incorporate a new mode choice model and an air passenger model.  Ms. Harper (assisting Parsons Brinckerhoff) modified TransCAD scripts to allow for forecasting travel on modes that did…

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