Concrete structure member strengthened with prestressed FRP elements

  • US 9,322,172 B2
  • Filed: 12/08/2010
  • Issued: 04/26/2016
  • Est. Priority Date: 07/16/2010
  • Status: Active Grant
First Claim
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1. A concrete structure member strengthened with prestressed FRP bar, comprising prestressed FRP bar and a concrete structure member body, wherein, the prestressed FRP bar is arranged on the concrete structure member body, an epoxy resin cladding layer is arranged around the prestressed FRP bar to completely surround the prestressed FRP bar, and a polymer-concrete thickening layer having a dome shape is arranged over the epoxy resin cladding layer bonding with both the epoxy resin cladding layer and the concrete structure member body.

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