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Reinforced autoclaved aerated concrete in roofing in schools
This document is for building owners to help them to identify the presence of reinforced autoclaved aerated concrete (RAAC) and to check whether any further investigation or action is needed.
10 February 2021
Third party content
Publisher: Department for Education
Structural safety of reinforced autoclaved aerated concrete (RAAC) planks
A Theme Page to raise awareness of and encourage knowledge sharing on the structural safety of RAAC planks.
CROSS Theme Page
Region: CROSS-UK, CROSS-AUS, CROSS-US
Overall stability of building proposed to be provided by metal framing and plasterboard
Metal framing and plasterboard was used to provide lateral stability to a building. The form of construction was later deemed to be unsuitable and extensive remedial works had to be carried out.
24 May 2023
CROSS Safety Report
Report ID: 468
Region: CROSS-UK
Failure of vertical bracing system in coffee shop
A reporter noticed that a bolt at a low level connecting node of the vertical bracing system in a public building had failed.
30 June 2022
CROSS Safety Report
Report ID: 759
Region: CROSS-UK
Dangerous defects in curtain wall glazing
This report concerns a 5m high vertical glazing system in which the fixings for a panel failed after only four years because of a lack of co-ordination between designers and contractors.
6 April 2023
CROSS Safety Report
Report ID: 762
Region: CROSS-UK
Domestic canopy degradation
A front entrance canopy to a domestic dwelling had to be temporarily propped following movement of the canopy.
10 February 2023
CROSS Safety Report
Report ID: 853
Region: CROSS-UK
Slipform temporary works design
A reporter was performing a CAT III check on a 14 storey slipform design when they discovered that the temporary works design was inadequate.
5 September 2022
CROSS Safety Report
Report ID: 809
Region: CROSS-UK
Has the role of building control changed?
A reporter raises a query about the role of Building Control.
5 September 2022
CROSS Safety Report
Report ID: 810
Region: CROSS-UK
Checking structural calculations
A reporter worked for a small consultancy as a graduate structural engineer where their calculations were never checked.
3 August 2023
CROSS Safety Report
Report ID: 816
Region: CROSS-UK
Vertical cross bracing unbolted on-site
A reporter came across a situation where a vertical cross bracing member of a temporary steel frame structure had been unbolted on-site.
10 February 2023
CROSS Safety Report
Report ID: 861
Region: CROSS-UK
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