ACCELERATED BRIDGE CONSTRUCTION (ABC): THE KEYS TO SUCCESS FROM AN OWNERS PERSPECTIVE Presented by...
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Transcript of ACCELERATED BRIDGE CONSTRUCTION (ABC): THE KEYS TO SUCCESS FROM AN OWNERS PERSPECTIVE Presented by...
![Page 1: ACCELERATED BRIDGE CONSTRUCTION (ABC): THE KEYS TO SUCCESS FROM AN OWNERS PERSPECTIVE Presented by James McMinimee, P.E., P.S.E. UDOT Chief Engineer, Director.](https://reader036.fdocuments.in/reader036/viewer/2022070306/5519c94e550346443e8b47b0/html5/thumbnails/1.jpg)
ACCELERATED BRIDGE CONSTRUCTION (ABC): THE KEYS TO SUCCESS FROM AN OWNERS PERSPECTIVE
Presented byJames McMinimee, P.E., P.S.E.UDOT Chief Engineer, Director of Project Development
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Learning OutcomesBy the end of this Module, you will be able to:• identify customer needs from a Utah
perspective• recall the benefits of using PBES• recall the concept of user costs• identify associated risks from Utah’s
perspective• identify lessons learned
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Utah• Small State– 2.5 M people– $350 M Federal Program– DOT 1650 employees
• Big Transportation Program– 250+ projects– $2.0 B+ under construction
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UDOTs Need for Speed• Customer driven culture• Implement new technologies:
– Accelerated Bridge Construction– Accelerate Pavement Construction– Diverging Diamond Interchanges
• Increased partnerships• Match Legislative tempo
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Department Themes• Accelerate Delivery• Decrease and Minimize Detours or
Delays• Encourage Innovation that speeds project or
provides value• Get a Good Price
Balance of good price vs. other themes
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New Business Model
• Societal Costs Minimized • Lowest Construction Cost Lowest Project Cost
• Public Praise• Political Capital
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What is PBES from a Utah perspective?
• Innovative methods to decrease bridge construction time
• Build elements offsite/outside traffic area• Transport to site and install rapidly
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• UDOT has over 170 bridges total, completed or under construction that utilized ABC*• Self Propelled Modular Transports: 6 Projects/19 Bridges• Half Thickness Precast Deck Panels: 5 Projects/74 Bridges• Full Depth Precast Deck Panels: 15 Projects/21 Bridges• Precast Voided slabs: 1 Project/2 Bridges• Approach Slab Panels: 10 Projects/15 Bridges• Precast Sleeper Slabs 10 Projects/15 Bridges• Precast Abutments: 3 Projects/5 Bridges• Precast Bent Caps: 2 Projects/2 Bridges• Precast using Sliding: 5 Project/10 Bridges
• Precast Box Culvert: 3 Projects/7 Bridges• Heavy Lift Cranes: 3 Projects/4 Bridges
UDOT ABC History
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Innovative Technology
• First implementation costs more• Potential for new methods to cost less• Promise of time savings• Positive cost-benefit ratios• Promise of programmatic cost savings
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Costs of PBES
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Operation Staging AreasBridge Farm @ 1300 East
• 7 Superstructures Constructed in a Single Location
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Risk Identification – Owner, Contractor and Engineer
• Identified 5 Categories w/ 135 Items: – Carrier Beam
• Perform 2 independent QCs– Utilities
• Shutting down large H2O line– Travel Path
• Verify/confirm travel over new bridges– Geotech
• Re-evaluate projected utility/wall stresses– Launch
• Re-evaluate all assumptions
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2009 Slide-ins= Innovation
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Public Perceptions
Stakeholders' OVERALL Satisfaction With Project Results(1=not satisfied, 7=very satisfied)
5, 2.80%
6, 18.30%
7, 76.10%
1, 0.00%
2, 0.00%
4, 1.40%3, 1.40%
1
2
3
4
5
6
7
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• Get Department Leadership Committed and Involved • Provide Adequate Contractor discussion • Obtain Funding for Demonstration Projects• Plan a program of projects – not just 1• Use Innovative Contracting• Scanning Tours• Communicate with Industry, Utilities, Local
Governments and Your Agency
Lessons Learned and Best Practices- State perspective
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Lessons Learned and Best Practices• Engage the industry A
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Culture or innovation
• You will know success when Regions and contractors are using and improving Innovation without central prompting
• ABC - SPMT, Precast, Improvements in Slide-in Projects.
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Module ConclusionYou should now be able to:• identify customer needs from a Utah
perspective• recall the concept of user costs• identify associated risks from Utah’s perspective• identify lessons learned and best practices
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Polling Questions
• What are 3 best practices for implementing PBES
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Module Conclusion
QUESTIONS & DISCUSSION