Date:November 18, 2006
Location: Staunton, Virginia. Interstate 81 Southbound at Route 994 Overpass
Contractor: Lanford Brothers
Engineer: Virginia Department of Transportation, Chuck Snyder and Jungi Meng PHD, PE
Material Used: Fortec Stabilization 300 gsm unidirectional Carbon Fiber Fabric with 4550 Epoxy Resin
Concrete column has been struck by traffic several times creating shear stress cracking in column. Cracks were wrapped in 0o and 90o directions.
The use of Fortec Carbon Fabric restored compression and shear capability of column that was damaged. Column repair was completed in 6 hours.