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- CROSS-UK Newsletter 14 (1)
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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
Inadequate bridge bearing pad installation
During the final construction phase of a reinforced concrete bridge deck, the contractor installed the elastomeric bridge bearing pads using a non-approved and potentially dangerous methodology.
28 March 2023
CROSS Safety Report
Report ID: 828
Region: CROSS-UK
Specifying resin by colour causes confusion
A mistake occurred on-site when resin for fixings was selected by colour of packaging rather than by colour of resin. The actual resin used did not reach sufficient strength and the installed fixing failed under a pull test.
10 March 2022
CROSS Safety Report
Report ID: 1068
Region: CROSS-UK
Cantilever bridge parapet falsework failure
A reporter has experienced the failure of cantilever parapet falsework twice, for different reasons, using two different products during bridge construction.
20 February 2023
CROSS Safety Report
Report ID: 1159
Region: CROSS-UK
Fall of bridge deck support due to bolt over-tightening
A 7t steel frame designed to temporarily support part of a bridge deck during bearing refurbishments work fell from height as it was about to be lowered some 21m to the ground.
1 January 2011
CROSS Safety Report
Report ID: 216
Region: CROSS-UK
Temporary bridge jacking
Transport for London (London Rail) reported publically on an incident concerning temporary bridge jacking and permission to reproduce an extract is gratefully acknowledged by CROSS.
1 April 2009
CROSS Safety Report
Report ID: 142
Region: CROSS-UK
Asymmetric bridge design and construction – a near miss
During the construction stage of an arch footbridge a design error was identified that had been indirectly revealed by an associated error in construction.
1 October 2011
CROSS Safety Report
Report ID: 262
Region: CROSS-UK
Near collapse of masonry highway bridge
Works adjacent to a masonry arch bridge caused the foundations to subside and damage the bridge beyond repair.
1 October 2012
CROSS Safety Report
Report ID: 286
Region: CROSS-UK
Concerns over execution class categorisation of steel pedestrian bridge
A reporter is concerned in respect of the steelwork execution class, and quality management arrangements, applied to the construction of a public access pedestrian bridge.
21 November 2022
CROSS Safety Report
Report ID: 1149
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
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