Category: Photo of the Month

The stadium is undergoing a major facelift with new bleachers being installed. Prior to demolition of the existing bleachers, the customer needed to determine the thickness of the concrete to ensure the new construction would be supported sufficiently. David Hagenmayer with Ground Penetrating Radar Systems, Inc., was called out to scan several sections of the bleachers to determine

Whenever you can visually see concrete settling inside a building, the chances of voids could be present below the concrete floor. It’s extremely important to know the extent of the possible voids prior to conducting any repairs. The more information you have the better the situation can be assessed. A General Contractor had a situation

Prior to excavating or drilling outside, it’s helpful to have information on the sub-surface utilities that might be within the construction area. During any sub-surface exploration it’s imperative not to compromise any of the underground utilities. Having the private utilities marked will help the process continue on more smoothly. A general contractor was asked to

On October 28th, 2014 Ground Penetrating Radar Systems (GPRS) was requested on site to complete a Ground Penetrating Radar (GPR) survey. The purpose of this survey was to locate post tension cables in the elevated slab prior to anchoring in the slab. Both the uniform cables and banded cables were marked on the surface with

GPRS was contacted by George Allen Construction of Mokena, IL to locate underground utilities at a BNSF railway yard in Chicago. The customer was planning on excavating prior to the construction of a new building. The technician on site, Brian Cox, used GPR to locate and mark out underground utilities. The customer could then use