Argonne National Laboratory is seeking a contractor to provide on-demand, non-destructive concrete and masonry scanning services using Ground Penetrating Radar and complementary technologies to locate embedded items. The work will be performed at Argonne National Laboratory to support safe construction and maintenance activities. The contract will be awarded based on the Lowest Price, Technically Acceptable (LPTA) methodology. Services are required on an as-needed basis, which may include short-notice or emergency requests.