The New I-64 Design-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
3 Why Do Design-Build? Faster Less expensive Opportunities for innovation
4 Design-Build Benefits Source: Southeast Corridor Contractors, TREX, Denver, Colorado 11.4% lessSchedule Growth 5.2% lessCost Growth 33.5% fasterDelivery Speed 12% fasterConst. Speed 6.1% lowerUnit Cost Design-Build vs. Design-Bid-BuildMetric
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
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
7
kcICON: Interstate 29/35 Connections Project
I-64/US Route 40 Reconstruction St. Louis City and County
Regional Project
Deteriorated Roads and Bridges Originally built 1930s to 1960s Designed for slower traffic and less volume 32 bridges Half are near closure! Spoede Road I-64 over I-170
On/Off ramps too short No dedicated exit lanes Minimal shoulders Congestion
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
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
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
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
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
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
I-64 Evaluation Items Area Available Points DBE Commitments/Workforce10 Public Information10 Project Definition45 Completion Schedule15 Maintenance of Traffic20 TOTAL100
Benefits MoDOT got everything we needed for the project Dollars stretched to provide most project possible Completion dates are very aggressive Flexibility = great value
Winning Contractor
Gateway Team Members Major Participants Granite Construction Fred Weber Millstone Bangert Parsons Transportation URS Other Team Members Gerstner Electric Crawford, Bunte, Brammeier Horner & Shifrin Terracon Vector Communications
What will be built 10 miles of roadway Direct ramps from I-64 to I interchanges & 6 overpasses Additional lane from I-270 to I-170
How it will be built
Kingshighway
Tamm
Bellevue, Highland, Boland
I-170
How it will be built
I-64/I-170 Interchange
Regional Traffic Improvements
Infoline I-64 Project Contact