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- CROSS-UK Newsletter 5 (1)
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CROSS regions
Water ingress to cross-laminated timber structural frame
In an eight year old building that included cross-laminated timber construction, it was found that water penetration had caused parts of the structure to rot.
6 June 2022
CROSS Safety Report
Report ID: 1124
Region: CROSS-UK
Critical welding of structural steelwork missed
The designer of a steelwork roof frame found a critical fabrication error when inspecting steelwork on site before it was erected.
21 November 2022
CROSS Safety Report
Report ID: 1126
Region: CROSS-UK
Misleading instructions for a structural component
A reporter confirms the difficulty encountered whilst endeavouring to ensure cast-in insulated connectors supporting a parapet wall and balustrade were properly fixed.
26 August 2022
CROSS Safety Report
Report ID: 1127
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
Responsibility for change
The inadequate substitution of lintels led to them buckling, and the surrounding masonry cracking.
1 February 2007
CROSS Safety Report
Report ID: 50
Region: CROSS-UK
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
Quality of design and construction of a major bridge structure
This report concerns the design and installation of the bridge bearing zones on a new prestressed precast concrete viaduct.
1 October 2018
CROSS Safety Report
Report ID: 781
Region: CROSS-UK
Concrete grade confusion in software
A reporter noticed that the design calculation report generated by a proprietary software package called for ‘concrete characteristic strength = 45N/mm2’, but did not confirm whether this refers to the cylinder or cube strength.
1 April 2019
CROSS Safety Report
Report ID: 788
Region: CROSS-UK
Post-fixed RC anchors - assumptions lead to unsafe design
A reporter raises concerns that engineers may be using post-fixed anchors without complying with the manufacturer's guidance or ensuring that their design assumptions are applicable.
1 January 2015
CROSS Safety Report
Report ID: 443
Region: CROSS-UK
Unconservative design of flat slab due to software modelling issues
A reporter discusses how a design/modelling problem caused an under-designed reinforced concrete (RC) slab to be constructed.
1 April 2020
CROSS Safety Report
Report ID: 886
Region: CROSS-UK
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