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Failure of cantilevered stone staircase
During the renovation and change-of-use conversion of a former minor stately home built around 1830, under pedestrian loading, a ‘cantilevered’ stone staircase partially collapsed without warning.
21 February 2023
CROSS Safety Report
Report ID: 1147
Region: CROSS-UK
Inadequate design for basement works
An inadequate structural design for alterations to a basement led to structural distress within a substantial five-storey townhouse.
21 November 2022
CROSS Safety Report
Report ID: 1132
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
No structural design for steel portal frame building
A reporter is concerned that, in some cases, no structural design is carried out for steel portal framed buildings.
1 January 2020
CROSS Safety Report
Report ID: 866
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
Add-on timber trussed roof to flat roof causes failure
A reporter discusses how, while visiting a property for an unrelated matter, they spotted something odd about the roof; the gable had bulged at one end and movement had clearly occurred.
1 October 2018
CROSS Safety Report
Report ID: 742
Region: CROSS-UK
Estuary bridge - failure of stainless steel tie bars
Concerns were raised after a principal inspection of a bridge found that numerous tie bars connecting the original bridge to strengthened footways had failed.
1 October 2015
CROSS Safety Report
Report ID: 522
Region: CROSS-UK
Rotting of rafters likely due to spray foam insulation
Rafters had rotted in areas to 40-50% of their original depth due to spray foam insulation having been installed some years previously, says a reporter.
1 July 2015
CROSS Safety Report
Report ID: 503
Region: CROSS-UK
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