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PBES Innovative Projects

SH 361 over Redfish Bay and Morris-Cummings Cut

LocationAransas County
StateTX
Completion Date1994
Contact PersonLloyd M. Wolf P.E.
Design Branch Manager
Bridge Division
Texas Department of Transportation
125 E. 11th Street
Austin TX 78701
Phone: (512) 416-2279
Fax: (512) 416-2557
Email: lwolf@dot.state.tx.us
DescriptionThis project required construction of two bridges over Redfish Bay (2,020 ft.) and the Morris-Cummings Cut (415 ft.), posing the challenge of over water work on the Texas Gulf Coast. The design included precast piling as well as a precast double-tee superstructure with 44 identical bent caps, which the contractor requested to precast. Bent caps were fabricated in Corpus Christi and used epoxy-coated reinforcing to protect against corrosion in the marine environment. They were transported by barge to the bridge site and then lifted into place over epoxy-coated reinforcing steel hairpin bars embedded in the piling to form the connections. The interface between pile and the bottom of the cap was sealed, and concrete was placed through the slot in the top of the cap to complete the connection.
PhotoPhoto of construction on SH 361 over Redfish Bay and Morris-Cummings Cut. Click image for larger view
Prefabricated ElementsBent caps
Other KeywordsPrecast bent caps; precast piling,precast concrete piles/columns,precast deck panels with topping slab,precast pretensioned partial-depth deck panels
AdvantagesConstructibility: Using precast caps limited the amount of time required for over water work on the Texas Gulf Coast. Minimized Traffic Disruption: Using precast caps reduced project duration by about 40%.
Related Document 1Precast Bent Caps for SH 361 over Redfish Bay and Morris-Cummings Cut (PDF, 0.5 mb)
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Photo CreditsTexas Department of Transportation

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Reggie Holt
Office of Bridge Technology
202-366-4596
E-mail Reggie

 
 
This page last modified on 05/12/08
 

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