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RAAC assessment undertaken by persons not suitably experienced
A reinforced aerated autoclaved concrete (RAAC) assessment was carried out by persons who did not appear to have appropriate experience, potentially putting building users at risk of harm.
21 August 2023
CROSS Safety Report
Report ID: 1224
Region: CROSS-UK
Rotting plywood decking on grandstand
During visual structural inspections of temporary demountable grandstands, a walkway board failed when it was walked on.
31 May 2022
CROSS Safety Report
Report ID: 1092
Region: CROSS-UK
Construction period of RAAC planks
A reporter says that there are structural issues with reinforced autoclaved aerated concrete (RAAC) panels installed in a building as late as 1998. This date is significantly later than previous reports suggest as the last significant use of RAAC elements in the UK.
20 February 2023
CROSS Safety Report
Report ID: 954
Region: CROSS-UK
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
Decorative lights and banners can damage buildings
A reporter raises concerns about large banners and decorative lights that are often put up and attached to buildings without any thought given to the engineering considerations.
1 October 2009
CROSS Safety Report
Report ID: 159
Region: CROSS-UK
Collapse of folded plate timber roof at a school
This report is about a critical safety issue concerning folded timber roofs, in various settings, including over school halls.
18 October 2023
CROSS Safety Report
Report ID: 1160
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
Long term risks for ground anchors
A reporter is concerned about the inspection and maintenance of ground anchors that are used for strategic flood defences.
1 October 2007
CROSS Safety Report
Report ID: 87
Region: CROSS-UK
Defects found in previously repaired bridge
While carrying out strengthening work on a bridge, there was concern that by removing the non-structural encasement, alternative load paths had been removed.
1 April 2016
CROSS Safety Report
Report ID: 564
Region: CROSS-UK
Structures at risk from scour and erosion
Following some recent structural failures, a reporter is concerned that asset owners may not fully realise risks associated with scour and erosion.
1 January 2020
CROSS Safety Report
Report ID: 617
Region: CROSS-UK
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