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Transit Signal Priority Program Timeline, cont ’ d. 2002 – Final acceptance & Aurora Ave. evaluation 2002 – Software Updates contract 2003 – Smart Bus demonstration 2004 – Reengineering concept development and research 2006 – Peer Visit to LA

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Transit signal priority program timeline cont d
Transit Signal PriorityProgram Timeline, cont’d

  • 2002 – Final acceptance & Aurora Ave. evaluation

  • 2002 – Software Updates contract

  • 2003 – Smart Bus demonstration

  • 2004 – Reengineering concept development and research

  • 2006 – Peer Visit to LA

  • 2007 – OBS contract signed, RapidRide (BRT) program begun

  • 2010 – First RapidRide corridor in service


Existing king county tsp system
Existing King County TSP System

  • Detection

    • RF Tag Reader

  • Request

    • TPRG in signal cabinet

    • Conditional priority


Tsp system reengineering concept
TSP System Reengineering Concept

  • Communication using Wi-Fi Technology

  • Location using GPS

  • Eliminate costly reader

  • Improve system flexibility

802.11

802.11


La peer visit key findings
LA Peer Visit Key Findings

  • 802.11 WiFi appropriate for vehicle-to-roadside communications

  • Latency issues are resolvable

  • Communication Network O&M access will be critical

  • The network can be more than just a detection system


RapidRide ITS Architecture

RapidRide ITS Architecture, with separate physical roadside interconnect

IP Transport, VPN

Roadside IP Network

TSP Central System

intersection

KC WAN

KC Enterprise Firewall

KC Corridor Router

Switch

RapidRide ITS Services

Wi-fi transceiver

Wi-fi transceiver

TPRG

Wi-fi Antenna

Signal Controller

Wi-fi Access Pt/Bridge

Passenger Info Sign


Contact information

Contact Information

John C. Toone, MPA Senior ITS Project Manager Transit Speed & Reliability ProgramMetro Transit DivisionDepartment of Transportation 201 South Jackson Street  MS KSC-TR-0411 Seattle, WA 98104-3856 vox (206) 263-3739 / fax (206) 263-7386 [email protected]


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