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Reinforced aerated autoclaved concrete planks found on pitched roof of 1990s hospital building
A building constructed in the early 1990s has been found to contain reinforced aerated autoclaved concrete (RAAC) planks. This date is important since it is much later than the previously thought last significant use of RAAC in buildings in the UK and potentially affects the scope of buildings that could require screening for RAAC problems.
26 August 2022
CROSS Safety Report
Report ID: 1125
Region: CROSS-UK
RAAC planks in a 1970s shopping centre
An existing large shopping centre built circa 1975 had a number of external storerooms and loading bays with roofs constructed using reinforced autoclaved aerated concrete (RAAC) planks. The planks had deflected to the extent that they needed replacing.
20 February 2023
CROSS Safety Report
Report ID: 1155
Region: CROSS-UK
Temporary movement joint in slabs not installed correctly
Dowels in temporary movement joints for a slab were not installed correctly, impacting the structural behaviour.
29 March 2021
CROSS Safety Report
Report ID: 998
Region: CROSS-UK
Use of temporary barriers to control access to hazards
This report highlights the risks associated with the use of temporary barriers to control access to unsafe workplaces. It discusses the issues when scaffolding is used as a barrier, and that this should only be considered for use as a short-term temporary barrier.
25 November 2021
CROSS Safety Report
Report ID: 980
Region: CROSS-AUS
Torre Windsor building fire - Madrid
The 30 storey Torre Windsor office building consisted of a reinforced concrete frame and steel load-bearing mullions around the perimeter.
1 June 2005
CROSS Topic Paper
Region: CROSS-UK
Disproportionate collapse assessment of large panel system buildings
A reporter has become concerned by the approach being taken by some engineers to assess the risk of disproportionate collapse due to fire in large panel system (LPS) buildings.
1 January 2020
CROSS Safety Report
Report ID: 885
Region: CROSS-UK
Dangerously defective glass smoke screens
A reporter was asked to investigate the spontaneous failure of glass smoke control screens at a major retail store.
1 July 2018
CROSS Safety Report
Report ID: 734
Region: CROSS-UK
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