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Underpinning using screw piles
A reporter is concerned that inclined screw piles used for underpinning may be subjected to significant bending moments that compromise their capacity.
7 November 2023
CROSS Safety Report
Report ID: 1175
Region: CROSS-AUS
Risk of failure of untested vibration isolators with seismic restraint
Risk of failure of vibration isolators with integral seismic restraint being used without independent third party testing
7 November 2023
CROSS Safety Report
Report ID: 1230
Region: CROSS-AUS
Production of as-constructed drawings
The reporter is concerned about who should be responsible for producing accurate “as-constructed” drawings. The reporter’s experience is that the as-constructed drawings are typically likely to be incomplete and contain errors.
14 October 2022
CROSS Safety Report
Report ID: 1056
Region: CROSS-AUS
Failure of large aluminium composite panel
This report highlights the importance of correctly designed fixings and anchoring systems for cladding panels to buildings to minimize the risk of failure.
30 April 2021
CROSS Safety Report
Report ID: 962
Region: CROSS-AUS
Aerated concrete slabs
A reporter discusses the failure of precast reinforced autoclaved aerated concrete (RAAC) slabs during construction.
1 October 2007
CROSS Safety Report
Report ID: 55
Region: CROSS-UK, CROSS-AUS, CROSS-US
Safety concern about the design of thin concrete walls
The reporter raises their concern about the design of thin concrete load-bearing walls, sometimes supporting 10 or more storeys.
1 July 2019
CROSS Safety Report
Report ID: 815
Region: CROSS-AUS
Concern over the quality of steel fabrication for street furniture
The reporter is concerned about the quality and maintenance of welded fabricated steel structures used in street signs and other street furniture.
1 July 2019
CROSS Safety Report
Report ID: 801
Region: CROSS-AUS
Dislodged finger plate on highway bridge
A correspondent received a report about a 1.5m long section of a steel finger plate expansion joint on a highway bridge that had been inadequately fixed and became dislodged.
1 February 2020
CROSS Safety Report
Report ID: 879
Region: CROSS-AUS
Failure of RAAC planks in schools
A reporter was asked to investigate a reinforced autoclaved aerated concrete (RAAC) roof which had collapsed in a school.
1 April 2020
CROSS Safety Report
Report ID: 908
Region: CROSS-UK, CROSS-AUS, CROSS-US
Near miss when modifying brickwork
A reporter’s experience of creating a new door opening in an existing brick wall on the first floor of an old building is not always as simple as it would appear.
1 February 2020
CROSS Safety Report
Report ID: 847
Region: CROSS-AUS
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