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The New I-64 Design-Build Project

The New I-64 Design-Build Project. October 2007. Three Design-Build Contracts. Legislative authorization in 2004 I-64, St. Louis Awarded November 2006 Safe and Sound Bridge Program Contractor to be selected November 2007 kcICON, Kansas City Contractor to be selected November 2007. 2.

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The New I-64 Design-Build Project

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  1. The New I-64Design-Build Project October 2007

  2. Three Design-Build Contracts • Legislative authorization in 2004 • I-64, St. Louis • Awarded November 2006 • Safe and Sound Bridge Program • Contractor to be selected November 2007 • kcICON, Kansas City • Contractor to be selected November 2007 2

  3. Why Do Design-Build? • Faster • Less expensive • Opportunities for innovation 3

  4. Metric Design-Build vs. Design-Bid-Build Unit Cost 6.1% lower Const. Speed 12% faster Delivery Speed 33.5% faster Cost Growth 5.2% less Schedule Growth 11.4% less Design-Build Benefits 4 Source: Southeast Corridor Contractors, TREX, Denver, Colorado

  5. How Does It Work? • MoDOT provides conceptual design • MoDOT issues Request for Proposal • Contractor team selected on “Best Value” • Contractor completes the design and builds the project in parallel instead of linear path 5

  6. New Design-Build Model • Streamlining internal approvals & reviews • Flexible • Limited requirements • Meet federal design/construction standards • Propose state design/construction standards • Innovation and creativity of private sector • Best value for taxpayers with maximum improvements for the budget 6

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  8. kcICON: Interstate 29/35Connections Project

  9. I-64/US Route 40 Reconstruction St. Louis City and County

  10. Regional Project

  11. Deteriorated Roads and Bridges • Originally built 1930s to 1960s • Designed for slower traffic and less volume • 32 bridges • Half are near closure! I-64 over I-170 Spoede Road

  12. Congestion • On/Off ramps too short • No dedicated exit lanes • Minimal shoulders

  13. Project Goals • Complete within budget of $535 million • Complete on time, July 31, 2010 • Improve traffic flow on I-64 • Minimize construction impacts • Provide a quality product • Demonstrate a new model for reconstructing interstates

  14. Project Budget • $535 million total budget with $420 million for contractor Design-Build • MoDOT conceptual design including EIS activities • Property acquisition • MoDOT staff and overhead • Utilities • Contingencies • Contractor design and construction costs

  15. Quality Oversight • Contractor responsible for QC & QA • Quality plan for each area of Contractor’s work • MoDOT audits 10% of Contractor’s work • Oversight focuses on • High risk elements • Processes more than products

  16. Maintenance of Traffic Requirements: • Don’t close entire road for entire time • Keep regional traffic moving Contractor proposed: • Lane closure durations • Segment completion dates • Project completion date

  17. Utilities • SUE work up front reduced risk • Master Utility Agreements focus on process • Utility information sheets • Each relocation • All parties agree on conflict and relocation • 3-party work orders for each relocation • Scope of work • Cost • Time

  18. Workforce Development Plan • Meet the following goals • 14.7% minorities and 6.9% women • 20% On-the-Job training • 5% additional On-the-Job above 20% • 5% incentive for professional services individuals • Hire and retain pre-apprenticeship graduates • Maximize relationships with training and hiring programs • Provide diversity and sensitivity training

  19. I-64 Evaluation Items

  20. Benefits • MoDOT got everything we needed for the project • Dollars stretched to provide most project possible • Completion dates are very aggressive • Flexibility = great value

  21. Winning Contractor

  22. Major Participants Granite Construction Fred Weber Millstone Bangert Parsons Transportation URS Gateway Team Members Other Team Members • Gerstner Electric • Crawford, Bunte, Brammeier • Horner & Shifrin • Terracon • Vector Communications

  23. What will be built • 10 miles of roadway • Direct ramps from I-64 to I-170 • 12 interchanges & 6 overpasses • Additional lane from I-270 to I-170

  24. How it will be built

  25. Kingshighway

  26. Tamm

  27. Bellevue, Highland, Boland

  28. I-170

  29. How it will be built

  30. How it will be built

  31. How it will be built

  32. I-64/I-170 Interchange

  33. Regional Traffic Improvements

  34. I-64 Project Contact Infoline 314-524-9191 www.thenewi64.org

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