Concrete scanning is a loose term which covers a range of non-destructive techniques to establish detail within the concrete subsurface. It is much more than just rebar location. A range of survey techniques can be used, including, but … [Read more...] about Concrete Scanning
GPR News
What is Ground Penetrating Radar used for?
Have you ever wondered what Ground Penetrating Radar can be used for? Do you know how it works? Can it help you? This article will help you understand. It's all about making a business case for Ground Penetrating Radar. Ground Penetrating Radar … [Read more...] about What is Ground Penetrating Radar used for?
Restoration of Buildings – how GPR can help
With older buildings, repair and restoration are often carried out as an ongoing maintenance programme, or as a major restoration project when the building reaches a state of decay and it is decided to restore it to its former glory. The type of … [Read more...] about Restoration of Buildings – how GPR can help
GPR finite difference time domain modelling
Sandberg are pleased to announce that an article titled: “Finite difference time domain modelling as support to ground penetrating radar surveys of precast concrete units”, written by Davide Campo (Manager of our GPR Department) for the Near Surface … [Read more...] about GPR finite difference time domain modelling
Verification of construction detail
It is often necessary to verify construction detail of structures. This could be to ensure compliance with current legislation and standards, proposed modifications or change of use, or simply part of a maintenance regime. The following are all … [Read more...] about Verification of construction detail
Ensuring a successful GPR survey
It concerns me that there is so much confusion and misinformation about GPR. Some equipment manufacturers would have you believe that GPR is straightforward. All you need is to buy their latest GPR system (usually an all in one system with fancy … [Read more...] about Ensuring a successful GPR survey
Chimney flue surveys – looking back
Sandberg was one of the first to start using Ground Penetrating Radar (GPR) for chimney flue location. I would go as far as to say that Sandberg is probably responsible for popularising the method as a non-destructive means of chimney flue … [Read more...] about Chimney flue surveys – looking back
Pile cap location survey
The purpose of the survey was to determine the general slab construction details of a warehouse floor slab. In particular, confirmation was required if pile caps or ground beams were present. Method GPR was used for the survey. The area was … [Read more...] about Pile cap location survey