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Advancing Traffic Signal Management Programs through Regional Collaboration

Explore how Regional Transportation Commission of Washoe County improved signal timing and reduced delays through collaboration. Includes results, future projects, and public outreach strategies.

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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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