1 / 34

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.

bernadette
Download Presentation

The New I-64 Design-Build Project

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  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

  7. 7

  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

More Related