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- CROSS-UK Newsletter 2 (1)
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- CROSS-UK Newsletter 65 (1)
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- CROSS-UK [sub-heading only] (21)
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CROSS regions
Incompetent design of simple steel beams
This report concerns designs for simple steel beams submitted to building control bodies under Part A of the Building Regulations. The reporter, a checking engineer for a building control body, was not able to accept the effective length and restraints assumed in a number of submitted designs. Most originated from individuals who used proprietary structural design computer packages without, i...
24 May 2023
CROSS Safety Report
Report ID: 1183
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
Connection fixity considerations for steel frame modelling
This report concerns the modelling of joints when using computer programs. In some cases, engineers are applying rotational releases to joints in models but subsequently designing the connections as rigid. This leaves a fundamental mismatch between analysis and design which may lead to unsafe structural connections argues a reporter.
17 November 2022
CROSS Safety Report
Report ID: 1139
Region: CROSS-UK
Poor quality design leads to failure for a small design and build contract
An example of a small design and build contract where poor design and management led to an inadequate structure being built.
6 June 2022
CROSS Safety Report
Report ID: 1088
Region: CROSS-UK
Steelwork splices do not match design calculations
Remedial works had to be carried out after it was found that steelwork splices on site did not match calculations which were retrospectively provided by a contractor.
29 March 2021
CROSS Safety Report
Report ID: 916
Region: CROSS-UK
Workmanship in domestic buildings
A reporter has raised concerns after discovering a steel beam on site had its web cut away at the support without approval from the design engineer.
14 October 2020
CROSS Safety Report
Report ID: 971
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
Fire protection of mixed hot/cold rolled steel structure
This report describes how a high-rise building had to be remediated after it was found there was insufficient fire protection encasement of structural elements.
1 July 2020
CROSS Safety Report
Report ID: 921
Region: CROSS-UK
Checking reinforcement before concrete pours
A reporter shares their concerns about incorrect rebar positioning on site prior to concrete being poured.
1 July 2020
CROSS Safety Report
Report ID: 894
Region: CROSS-UK
Repeating the same design mistakes
A correspondent who investigates engineering failures has shared common errors which engineers keep repeating.
1 October 2019
CROSS Safety Report
Report ID: 858
Region: CROSS-UK
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