#ndt Infrasense and BDI mobilized to Norfolk, Virginia to complete testing on the 1800-foot long bridge deck. The methods of testing included GPR, HCP, coring, and chloride sampling. Testing was performed in September on 14 select panels of the bridge deck, with the goal of identifying rebar depth and spacing, and areas of probable corrosion.
The GPR data was collected using a 1.5 GHz ground-coupled antenna system, manufactured by GSSI in the United States. Once field work was completed, experienced analysts