CROSS-UK Newsletter 65 has been published which includes expert comment on fire safety and structural safety reports.
Concerns over robustness of some 20 year old buildings
Concerns about the robustness of several two-storey buildings dating from the early 2000s.
Fire protection to light gauge steel frame walls
A disagreement between fire engineers and manufacturers on testing for the loadbearing performance of light gauge steel frame walls in case of fire has been reported.
Rotting plywood decking on grandstand
During visual structural inspections of temporary demountable grandstands, a walkway board failed when it was walked on.
Intumescent paint application
A report has been received regarding issues of detailing by following the relevant advice provided from an intumescent paint supplier.
Water ingress to cross-laminated timber structural frame
In an eight year old building that included cross-laminated timber construction, it was found that water penetration had caused parts of the structure to rot.
Change of use to care home
A report has been received relating to the intended change of use of a large building.
Poor quality design leads to failure for a small design and build contract
An example of a small design and build contract where poor design and management led to an inadequate structure being built.
Classification of wall linings
A reporter states that they have been looking into the Reaction to Fire Class for different products and noticed some discrepancies in the market literature.
Potentially unsafe buckling resistance checks using software
A number of anomalies were detected in the outputs from a proprietary structural steelwork design program.
Tower crane base designs
A reporter’s firm has been involved in the design and checking of numerous tower crane bases and have come across many examples where the supplier of the tower crane has supplied incorrect loadings. These incorrect loadings could have led to crane failures had the errors not been spotted.
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