Travis Butz, PE, Burgess & Niple Module 3: Design-Build Bidding, ABC, and Maintenance of Traffic ABC-UTC In-Depth Web Training Milton Madison Bridge Replacement: the Mega-Lateral Slide November 10, 2015 COWI POWERPOINT 2 Existing Bridge • 2012 Indiana & Kentucky Issue Request • Design Build Project • Replace Bridge at Same Location as Existing • Bridge Must Be Closed During Construction Existing Bridge Proposed Bridge Bid Documents
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Module 3: Design-Build Bidding, ABC, and · 2016-08-14 · Travis Butz, PE, Burgess & Niple Module 3: Design-Build Bidding, ABC, and Maintenance of Traffic ABC-UTC In-Depth Web Training
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Travis Butz, PE, Burgess & Niple
Module 3: Design-Build Bidding, ABC, and Maintenance of Traffic
ABC-UTC In-Depth Web TrainingMilton Madison Bridge Replacement: the Mega-Lateral Slide
November 10, 2015COWI POWERPOINT
2
Existing Bridge
• 2012 Indiana & Kentucky Issue Request• Design Build Project• Replace Bridge at Same Location as Existing• Bridge Must Be Closed During Construction
Existing Bridge
Proposed Bridge
Bid Documents
240 vehicles per hour 5 AM to 9 PM
We’re gonna need a bigger boat!
240 Vehicles Per Hour
$$$
November 10, 2015
6
Bidding Formula
[A + B]
A = construction cost (including ferry)B = closure days x $25,000/day.
$25,000 x 365 = $ 9.1 Million
Bidding Phase
Sliding Idea
Buckland & Taylor
Burgess & Niple
Walsh
Bid Opening – September 22, 2010
› Five Contractors submitted bids
› Awarded to Walsh Construction:
› Cost to construct project $103 Million
› Length of bridge closure 10 days
› State’s Estimate $125 Million
Construction Sequence:
Construction Sequence:
Construction Sequence:
Construction Sequence:
Construction Sequence:
Construction Sequence:
Construction Sequence:
Temporary Approaches:
Temporary Approaches:
Temporary Approaches:
Pier Retrofits
• Increase bending strength below river bottom
• Increase bending strength above river bottom
• Temporarily support temporary pier
• Support wider superstructure
Pier Strengthening
Construction Sequence – Temporary Piers
Existing Bridge
Temporary Pier
New Truss Span Floated in on Barges
New Truss Span Lifted by Strand Jacks
Sliding Girder Inserted
Truss Span Set Down on Sliding Girder
New Pier Cap
Completed New Spans Slid into Final Position
“Span D” KY Sliding Span
Span D
2013 JUNE 05
Span D Kentucky Sliding Span
2013 JUNE 05
Temporary Sliding Bearings
3” Conduit for Pulling Strand
Span D Slide
Span D Slide
Span D Sliding: Time-Lapse Video
• The A + B bidding formula can be a great tool to encourage bidders to innovate.
• Maintaining traffic can be really complicated!
• Sliding small bridges is easier than sliding big bridges.
Lessons Learned:
Questions?
Thanks to the following for photos and other material included in this presentation :
• Walsh Construction• Charlie Gannon• Deborah Crawford (Milton Madison Facebook page)• Michael Baker, Inc.• Buckland and Taylor