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Advancing Traffic Signal Management Programs through Regional Collaboration

Advancing Traffic Signal Management Programs through Regional Collaboration. T3 Webinar -- July 23, 2009 Jim Poston Regional Transportation Commission Reno, Nevada. Region Overview. Region Overview. Region Overview. 2009 population – 428,000 20-year growth rate – 2% - 3% Road network

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Advancing Traffic Signal Management Programs through Regional Collaboration

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  1. Advancing Traffic Signal Management Programs through Regional Collaboration T3 Webinar -- July 23, 2009Jim PostonRegional Transportation CommissionReno, Nevada

  2. Region Overview

  3. Region Overview

  4. Region Overview • 2009 population – 428,000 • 20-year growth rate – 2% - 3% • Road network • 132 miles of freeway • 376 miles of regional arterials • Traffic signals – 376 • Reno – 247 • Sparks – 110 • Washoe County – 19

  5. Regional Transportation Commissionof Washoe County • MPO • Engineering • Fuel tax & fed funds: $34 million • Impact fees: $65 million • RTC-5: $80 million • Transit • RTC RIDE – 9 million rides/year, 30 routes • RTC INTERCITY, RTC ACCESS • Sierra Spirit, TART

  6. RTC Signal Coordination Efforts • RTC owns/operates no traffic signals • RTC provides additional resources • Manpower • Expertise • First regional project – 1999 • Representative project – 2006-2008 • 165 intersections • Project cost $615,050 • 95% Federal funding • 5% match from NDOT

  7. RTC Signal Coordination Efforts • Project components • Improved signal timing • Timing guidelines • Staff tools to expedite future signal timing • Staff training

  8. Results on the street • Average speed increased by 13% • Delay reduced by 8% • 113,000 vehicle-hours saved per year • Less fuel used – 550,000 gals saved • Cleaner air • NOx: 5,600 lbs • PM10:720 lbs • CO: 67,000 lbs • 16.7:1 benefit-cost • Video illustration

  9. Additional Products • Regional timing guidelines • Targeted signal operations training • Regional Synchro™ computer network • Public outreach materials • Recommendations for improvement beyond signal timing • Maintain regional level of service

  10. Timing Guidelines [JP1]This seems too short for minor thru movements with 4 secs TBR. I’d recommend TTR be set to Max-TBR. [JP2]Cond svc is the default?

  11. Training

  12. Regional Synchro™ Network

  13. Recommendations for Improvementbeyond Signal Timing

  14. Public Feedback

  15. Public Feedback - Followup

  16. Public Outreach Materials

  17. Las Vegas MayorOscar Goodman Is It Better? "I'm not having the pleasant experience that's been represented to us. … If I'm wrong, I'm going to apologize. But I'm not wrong ... You show me that it's working. It's not, from my perspective."

  18. Before-after video comparison Video Illustration

  19. Image advertising

  20. Next Project • Improved public information • Next project • New intersections, some repeats • Closer cooperation with UNR • MOU to “freeze” signal timing • Traffic counts provided to consultant • Cooperative traffic management • Computer access • Shared information on construction projects • Single contact for signal calls • Supplemental, not replacement

  21. Questions? Jim Poston (775) 332-2139 JPoston@RTCwashoe.com

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