Data from a parking garage in Cleveland, OH.

GPRS mapped out the path of post-tensioning tendons prior to core drilling for the installation of a new floor drain. The data reveals an 8" slab with the tendons approximately 30" on center.

Data from a hotel in Columbus, OH.

GPRS determined the location of post-tensioning strands prior to making penetrations in the floor for new communications conduits. The data reveals a 7" pour with post-tensioning clearly visible. There is also a beam containing several tendons adjacent to the area where the coring was proposed.

John marks the location of post-tension cables on a concrete floor. The completed layout guides the contractor to safe drilling.

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