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Dixie ITS Architecture Study

This overview presents a comprehensive timeline of the development of Intelligent Transportation Systems (ITS) in Utah, highlighting key studies and milestones from 1994 to the present. It includes significant projects such as the I-15 Reconstruction, the establishment of the UDOT Traffic Operations Center (TOC), and the implementation of various traffic management strategies. The document also notes the impact of the 2002 Winter Olympics on the ITS landscape in Utah, reflecting on population statistics and regional traffic management structures in place to enhance commuter safety and efficiency.

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Dixie ITS Architecture Study

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  1. Dixie ITS Architecture Study Section ? Utah ITS History

  2. History Overview • Regional Traffic Management Study – Salt Lake Area – 1994 • TOC Architectural Program Study – 1996 • Salt Lake Area I-15 ATMS Requirements – 1996 • Early Deployment Planning Study – 1996 • I-15 Reconstruction – 1997-2001 • UDOT ITS Division Formed – 1999 • UDOT TOC Opened – April 1999 • WFRC Regional Architecture – 2000 • 2002 Winter Olympics – Feb 2002 • Cache Valley ITS Regional Architecture - 2004 • Continued Expansion – 2002 to Present

  3. Wasatch Front R1 - Ogden TCC UDOT Statewide TOC Salt Lake City R2- Orem TCC R4- Richfield TCC St. George Utah DOT - TOC Model Setting • 2.4 million Population • Approx. 80% Live in Wasatch Front • UDOT TOC in Salt Lake City • State Divided in 4 Regions • Utah Host of the 2002 Winter Olympics – 1.5 million Visitors, 12,000 Media • I-15 Reconstruction Design/Build Project (1st large D/B Highway Proj), $1.6 Billion

  4. Reg. 1 TCC DPS Dispatch Reg. 3 TCC Utah Transit Authority UDOT TOC Reg. 4 TCC SLC City & County TCC’s Univ. of Utah Lab Emerg. Dispatch Centers Utah TOC – Centralized / Distributed • Statewide TOC– UDOT TOC 24/7 Ops, Leads policy & ITS implementation, Central communications • Multi-Agency –share space • UDOT Traffic Mngmt Div., • Region 2 Traffic Engineers, • NW WeatherNet Forecasters • Dept. of Public Safety Dispatch • Clearchannel Radio, Ch 4 TV • Regional TCC’s - Located in Ogden, Orem & Richfield • Connectionsto Emergency Dispatch, City & County TCC’s with shared control

  5. Weather Forecasters UDOT - Primary Functions • Freeway Management – ramp meters, VMS, HAR, speed detection, CCTV, travel times • Arterial Management – Signal Timing for incidents, Action Sets for Events • Incident Management – 13 Incident Management Trucks

  6. UDOT - TOC Primary Functions • Winter Ops Support – Winter & construction forecasts • Traveler Info – VMS, 511, Website, e-mail alerts • Construction Support – VMS scheduler, forecasts, HAR messages, Web CCTV’s, Project Tracking on Web

  7. Utah D/B Projects with ITS • I-15 Reconstruction D/B: $ 60 million in ATMS • UDOT Traffic Operation Center: $ 7.8 million • I-80 East ITS Expansion: $ 1.6 Million ATMS * • Legacy Parkway (1st Ph): $ 1.2 Million in ATMS • 123rd South: $ 1.2 Million in ATMS • State Route 201: $ 1.34 million in ATMS * ATMS only D/B

  8. I-15 Reconstruct Design/BuildATMS Component • 17 miles On-Corridor • 250 miles Off-Corridor Freeway & Local Surface Streets (fiber-optic & Traffic Signal Interconnect) • 5 RWIS Stations • 150 Cameras • 61 VMS • 5 WIM • 16 Ramps Metered • 130 Traffic Monitoring Stations • 550 Traffic Signals Inter-Connected

  9. Communication System • UDOT Fiber (650 Miles) Communications • Ogden to Salt Lake • Salt Lake to Provo • Connections Amer. Fork, UTA, Spanish Fork, Provo, Orem • UTOPIA Agreement to St. George, Logan

  10. Freeway Management • Freeway Surveillance - 343 CCTV cameras • 74 Variable Message Signs • 25 Ramp-Meters • 240 Traffic Monitoring Stations

  11. Traveler Information • Variable Message Signs • Multiple sign messages at once Amber Alert < 2 min vs. 15 min • Sign Scheduler • Construction support messaging • 511 Phone System • Amber Alerts • General Traffic and Road Conditions • Route specific traffic and Road Conditions • CommuterLink Map • Media

  12. Arterial Management • Salt Lake City / Salt Lake County (600+ Traffic Signals) • Ogden (130 Traffic Signals) • St. George ( 40 + Signals) • Logan, Spanish Fork, American Fork • Projects in Provo, Richfield, Moab, Cedar City, Vernal

  13. Winter Operations Support • Weather Station Network • Contract Forecasting • Statewide Winter and Construction forecasts • Call-in Weather Reports

  14. Established Standards (Specs & Drawings) • I-15 D/B set basis for Standards • Specs & Drawings recently updated (input from industry, consultants, maintenance) • Specs for Testing (wire, fiber, device, calibration, etc.) • Drawings for: • Legends, Abbrev, and Line Style Standards • Conduit Installation (Trenching & Boring) • CCTV installation, schematics, foundation details • Polymer Concrete Jct Boxes • RWIS Site Installation • Ramp Meter Sign, Layout and Assembly Instructions • Detection Zone Layouts

  15. Future ITS Expansion • Completing ITS Strategic Plan • Expand ITS in Rural Areas • VMS • CCTV (low bandwidth video • Interconnects with Emergency Dispatch & City Traffic Control Centers (TCC’s) • (RWIS, HAR, Traffic Monitoring Stations) • Communications • Updated Traveler Information Website

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