Safety information search results
Filter your results
Building or structure type
Building height
Products
Project or lifecycle stage
Operation or occupation
Codes, standards & regulations
Fire incident response
Method of construction
Structural form
Elements & systems
Plant & equipment
Weather & natural hazards
Utilities
Safety reporting
Project delivery methods
Business practice
Public incidents
Locations
CROSS regions
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
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
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
Emergency motorway lane closure during concrete repairs
This report highlights how confusion during concrete repair works led to an unplanned emergency lane closure of a bridge carrying a motorway.
1 July 2020
CROSS Safety Report
Report ID: 926
Region: CROSS-UK
Post-tensioned slab failure during tendon stressing operations
A reporter disseminates the lessons learned after the end of a slab burst while stressing the tendons in a post-tensioned concrete slab.
1 April 2020
CROSS Safety Report
Report ID: 882
Region: CROSS-UK
Design and erection of prefabricated (precast) concrete
A correspondent considers that there should always be an experienced temporary works designer for prefabricated concrete structures as many structural engineers do not consider the erection methodology when designing such structures.
1 February 2020
CROSS Safety Report
Report ID: 871
Region: CROSS-AUS
Effect of staff change on a design
A reporter illustrates how risk can be generated from staff turnover.
1 October 2012
CROSS Safety Report
Report ID: 277
Region: CROSS-UK
Submit a report
Your report will make a difference. It will help to create positive change and improve safety.
Our secure and confidential safety reporting system gives professionals the opportunity to share their experiences to help others.