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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

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

Stunts on bridges cause concern

A thrill-seeker travelling up and over the arch of a bridge, risking serious injury to themselves and others, raises the concerns of a reporter.

17 November 2022

CROSS Safety Report

Report ID: 1136

Region: CROSS-UK

Control of temporary works excavation

Poor, high-water content excavated material, slipped into a 15-20m deep borrow pit. The material had slipped to the bottom of the pit partially burying excavation, crushing and screening equipment. If this slip had occurred during working hours, the impact could have been very serious.

17 November 2022

CROSS Safety Report

Report ID: 1146

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

Object rolling into live carriageway

A disc of concrete rolled from a construction area onto a live carriageway, colliding with a passing vehicle.

6 June 2022

Report ID: 1089

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

Fire safety concern over green walls

This report discusses how building close down procedures that include isolating automated water systems might result in the drying out of green walls, thus presenting a significant fire hazard in external walls.

13 August 2021

CROSS Safety Report

Report ID: 976

Region: CROSS-UK

Fire exit chained closed due to COVID-19 concerns

A key pad operated fire exit was chained closed to prevent the spread of COVID-19.

13 August 2021

CROSS Safety Report

Report ID: 975

Region: CROSS-UK

Unsafe excavation practices

A builder undermined the existing footing of a masonry wall without being aware of the risks.

30 July 2021

CROSS Safety Report

Report ID: 1026

Region: CROSS-UK

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