National Academies Press: OpenBook

Intelligent Transportation Systems in Headway-Based Bus Service (2021)

Chapter: List of Acronyms and Abbreviations

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Page 55
Suggested Citation:"List of Acronyms and Abbreviations." National Academies of Sciences, Engineering, and Medicine. 2021. Intelligent Transportation Systems in Headway-Based Bus Service. Washington, DC: The National Academies Press. doi: 10.17226/26163.
Page 55

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55   List of Acronyms and Abbreviations This report uses many acronyms and abbreviations for concepts in bus operations, types of technologies, and short forms of organization names. These acronyms and abbreviations are defined when first used in the report, but are also listed here for convenience: APC automated passenger counter ASM advanced service management ATD City of Austin Transportation Department AVL automatic vehicle location BRT bus rapid transit CAD computer-aided dispatch Capital Metro Capital Metropolitan Transportation Authority CBD central business district CTA Chicago Transit Authority EFP electronic fare payment FTN frequent transit network HBS headway-based service ITS intelligent transportation systems King County Metro King County Metro Transit Department LA Metro Los Angeles County Metropolitan Transportation Authority LTA Land Transport Authority MAX Metropolitan Area Express MDT mobile data terminal NYCT New York City Transit PIS passenger information system ROW right of way SIRE Service Intervention Recommendation Engine SS security system TheBus brand used for bus services operated by Oahu Transit Services on behalf of the City and County of Honolulu Transportation Services TSP transit signal priority

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Intelligent transportation systems and, in particular, computer-aided dispatch and automatic vehicle location (CAD/AVL), have become quasi-universal in urban bus operations and support a variety of functions.

The TRB Transit Cooperative Research Program's TCRP Synthesis 155: Intelligent Transportation Systems in Headway-Based Bus Service synthesizes the current state of the practice of headway-based service operations and focuses on the proactive use of intelligent transportation systems technologies to optimize these services.

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