Bringing smart transport to Texans : ensuring the benefits of a connected and autonomous transport system in Texas—final report.
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2016-11-01
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Creators:Kockelman, Kara M. ; Boyles, Stephen D.
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Avery, Paul
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Claudel, Christian
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Bansal, Prateek
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Loftus-Otway, Lisa
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Fagnant, Daniel
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Levin, Michael W.
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Zhao, Yong
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Liu, Jun
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Clements, Lewis
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Wagner, Wendy
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Stewart, Duncan
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Sharon, Guni
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Albert, Michael
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Fritz, Hagen
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Choudhary, Tejas
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Li, Tianxin
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Nichols, Aqshems
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Sharma, Kapil
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Simoni, Michele
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Hanna, Josiah
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Patel, Rahul
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Stone, Peter
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Abstract:Link to appendices is included. ; This project develops and demonstrates a variety of smart-transport technologies, policies, and practices for ; highways and freeways using connected autonomous vehicles (CAVs), smartphones, roadside equipment, and related ; technologies. The intent is to maximize the benefit of these technologies in terms of improved driver safety, reduced ; congestion, and agency cost savings. For example, in a well-implemented system, advanced CAV technologies may ; reduce current crash costs by at least $390 billion per year. A poorly implemented system could significantly detract ; from or reverse these benefits. ; The project’s Phase 1, documented in this report, showcased DSRC-instrumented vehicles for wrong-way driving ; alerts, vehicle guidance, and road-surface condition monitoring demonstrations. It developed algorithms for more ; accurate vehicle-position information and real-time traffic flow monitoring. It delivered statewide and national ; forecasts of fleet evolution, consumer preferences, and Texans’ opinions of CAV policies and technologies. It also ; simulated various strategies for smart ramp merges and smart intersection and network operations, under thousands of ; case settings, with calculated delay reductions. It anticipated emissions savings from more thoughtful automated ; driving and crash savings from more conflict-aware driving. It also analyzed the benefits of shared autonomous vehicle ; transit. Recommendations are provided for guiding TxDOT as technologies increasingly become available to the ; public, estimated to impact the U. S. economy by as much as $1.3 trillion per year. Recommendations focus on the ; need for increasing TxDOT in-house expertise, simulating new systems, developing policy, and updating design ; manuals.
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Main Document Checksum:urn:sha-512:7b05da2115b71b438893f0f417e68e864a6ae7559d5c121254d0280c96d19e53657b25e3bd80b889d2293b2c21f2cf3bc78a99b59f3ff34af104de91246c1c8a