Commitment to Safety • Reliable Results
Responsive Resources • Established Expertise

Penhall Technologies can help you locate rebar, pipes, post and pre tension cables, conduits and many other subsurface hazards that may be hidden in concrete. Our expertly trained analysts can also detect voids within or underneath concrete slabs. As a safety leader in the industry, contractors, engineers, and government agencies have come to trust Penhall first for safe and precise scanning services.

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What services can we assist you with?

I can confirm this is a private locate. For all public locates please contact 811.

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To better help you with your request, could you kindly provide the following information:

What are we scanning? Slab on grade, suspended slab, etc.

What are we scanning for? Ex. rebar, tension cables, conduits, etc.

What is the size of the area(s) that need to be scanned? How many areas?

What is the thickness of the slab?

What is the scanning in preparation for?

To better help you with your request, could you kindly provide the following information:

What is the surface that we are performing the locate on? Ex. Ground/Dirt, asphalt, concrete, indoor/outdoor, etc.

What is the size of the area that needs to be scanned in square feet or linear feet?

How many scan locations?

What are we locating? Water, gas, electrical, sewer, etc.

How many utilities are running through the proposed scan area?

Do we have access to meters or utility boxes?

What is the locating in preparation for?

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Once you submit this form, a Penhall Company representative will contact you within 24 hours. Thank you for the opportunity to earn your business!


Penhall Technologies is the “go to” company for all of this contractor’s concrete scanning needs

trusted concrete scanning in reno nevadaA general contractor with a deep understanding of structure scanning trusted Penhall Technologies for their recent project in Carson City, NV. Using the GSSI Mini XT, Penhall’s analyst was able to identify the rebar pattern within a medical office building. When framers and mechanical companies lay out walls and potential holes through the concrete slab, the information given with the GPR Scan allows the general contractor to move forward with great foresight. This helps keep the project moving smoothly and on time. Penhall Technologies has the capability and the trained personnel to meet your needs in a timely manner, ultimately ensuring your projects get finished safely and efficiently.

Ground penetrating radar used to scan for embedded objects in concrete

Ground penetrating radar used to scan for embedded objects in concretePenhall was asked to use ground penetrating radar to examine an area for embedded objects at a site in Reno, NV. The scanning was administered to ensure that it was safe to perform an electrical saw cutting. The cutting was for a concrete trench that measured 6′ x 3″ x 2″.

Rooftop scanning on elevated slab to locate post tension cables and existing conduit

rooftop scanning on elevated slab for tension cables and existing conduitFor a client in Reno, NV, Penhall completed some GPR scanning, where we inspected several locations for obstructions, such as rebar, post tension, conduit, or utilities. All 12 locations were located on an elevated concrete slab that was 6” thick. After scanning, it was safe do perform core drilling.

Identify hazards within concrete before cutting and resurfacing

Identifying conduit and post tension cable with GPR concrete scanningOver 60% of a slab was inspected using ground penetrating radar to locate conduits and post-tension cables for a client in Reno, NV. The identification of these hazards was necessary prior to the concrete cutting and resurfacing of the parking structure.

Concrete scanning used to identify patterns of tension cables and rebar

ground penetrating radar used to locate tension cables and rebarFor this project, Penhall completed a concrete scanning job in Sparks, NV. We used ground penetrating radar to scan an area that measured 2.5′ x2.5′. The client wanted us to identify the existing post tension cables and rebar in the concrete.