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CROSS regions
Painted faying surfaces leads to connections with insufficient load capacity
Painted, rather than the required unpainted connection faying surfaces, were identified by the Resident Engineer of a reporter's firm during the erection of a primary frame for a large project. The painted surfaces resulted in the connections not having sufficient load carrying capacity and necessitated remedial works.
20 November 2023
CROSS Safety Report
Report ID: 896
Region: CROSS-UK
Failure of blind bolts
There was a partial collapse of a steel frame building due to the failure of some blind bolts during the construction period. Loads at the time were well below anticipated failure levels.
1 April 2007
CROSS Safety Report
Report ID: 71
Region: CROSS-UK
Dangerous modification to a column
A reporter was requested to visit a warehouse to inspect work carried out to a main support column that had been modified by a builder.
1 July 2010
CROSS Safety Report
Report ID: 169
Region: CROSS-UK
Lack of experience on steel column erection
A reporter highlights how works progressed on site without a detailed method statement being provided by the contractor even though it had been requested.
1 April 2013
CROSS Safety Report
Report ID: 324
Region: CROSS-UK
Fabrication issues with imported steelwork truss in Australia
A reporter raises concerns after a steel truss had significant defects and deflected after erection requiring rectification.
1 July 2014
CROSS Safety Report
Report ID: 390
Region: CROSS-UK
High rise balustrade design
Wind loads used in design of balustrades on high-rise buildings (particularly those with glass infill panels) may need to be increased around the edges of the building.
1 August 2020
CROSS Safety Report
Report ID: 938
Region: CROSS-AUS
Weld de-specification without design approval
A reporter's firm was engaged as fabricators for a main contractor and asked by them to de-specify full and partial penetration butt welds and replace them with fillet welds without approval from the main design engineer.
14 October 2020
CROSS Safety Report
Report ID: 845
Region: CROSS-UK
Execution not matching design assumptions
This report highlights how the connection of steel columns to twin beams acting as a transfer beam was overlooked and created an eccentric loading condition.
14 October 2020
CROSS Safety Report
Report ID: 968
Region: CROSS-UK
Incorrectly installed tension control bolts could have led to serious consequences
A reporter finds incorrectly installed system HRC preload bolt assemblies, better known as tension control bolts, during a site inspection of a new highway bridge over a railway. The incorrectly fitted bolts could have had major structural implications, and led to other safety risks, if the installation error had not been spotted.
24 May 2023
CROSS Safety Report
Report ID: 1196
Region: CROSS-UK
Unconnected steel beam connection
A reporter describes how they came across a completely inadequate steel connection while attending site for another matter.
1 October 2017
CROSS Safety Report
Report ID: 646
Region: CROSS-UK
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