Delivering innovative technology. 3 year performance report 2015 Update to AASHTO SCOBS T-8 on Composite Bridge Decking A Technology Partnerships Project Jerome S. O’Connor, P. E.
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Delivering innovative technology.
3 year performance report 2015 Update to AASHTO SCOBS T-8 on
Composite Bridge Decking
A Technology Partnerships Project
Jerome S. O’Connor, P. E.
Delivering innovative technology.
3 winters
Delivering innovative technology.
Unique Features
1. Non-proprietary
2. Solid Surface
3. Reliable wearing surface
4. Light
5. No corrosion, fatigue
Delivering innovative technology.
d=4 ½”
Deck
Tube
Panel depth = 5 3/8”
Delivering innovative technology.
Cross Slope & Haunch
Delivering innovative technology.
Installation
Delivering innovative technology.
Railing
Field Joints
Delivering innovative technology.
2012 Installation
Delivering innovative technology.
Pro’s & Cons
Pos Neg
Installation • 2 days + • widening
• Difficult overhead drilling
• 12 panels (fewer is better)
Performance • <25 psf → elim. posting
• Watertight • Reliable
wearing surface
• Internal debond • Cracks at joints
Notes:
1.A webinar is planned by FHWA on performance report.
2.FHWA has funds for applications.
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