Filler joist location

GPR is very effective in detecting and location filler joists in concrete slabs. Unlike some other methods, GPR can differentiate between dense beam reinforcement and filler joists. We were asked to locate filler joist on this site in London and mark up their positions in-situ.

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Floor slab survey for load capacity

We were recently instructed to undertake a structural floor slab survey for back analysis of the slab to determine its load capacity.

The following information was required from the survey:

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Embedded steel in historic buildings

Embedded steel has been used for strengthening structures for hundreds of years. In historic and heritage buildings, embedded steel is particularly common, most often in the form of a structural frame (I beams and columns) or to secure masonry blocks (steel dowels, pins and cramps).

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