Transcription of Measuring Transportation - vtpi.org
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250-360-1560 Todd Alexander Litman 2003-2011 You are welcome and encouraged to copy, distribute, share and excerpt this document and its ideas, provided the author is given attribution. Please send your corrections, comments and suggestions for improvement. Measuring Transportation Traffic, Mobility and Accessibility 1 March 2011 By Todd Litman Victoria Transport Policy Institute The ultimate goal of most Transportation is access, people s ability to reach desired goods, services and activities. Transportation decisions often involve tradeoffs between different forms of access. How transport is measured can have a major impact on these tradeoffs. Abstract This article compares three approaches to Measuring Transportation system performance and discusses their effects on planning decisions. Traffic-based measurements (such as vehicle trips, traffic speed and roadway level of service) evaluate motor vehicle movement. Mobility-based measurements (such as person-miles, door-to-door traffic times and ton-miles) evaluate person and freight movement.
Measuring Transportation Victoria Transport Policy Institute 3 Evaluation Perspectives Transportation systems can be evaluated in various ways that reflect different
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