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Documentation for imported large diameter steel pins
A reporter raises concerns over the possibility that foreign steel with poor, confusing or misleading documentation, is being used on safety critical structures in the UK.
1 January 2013
CROSS Safety Report
Report ID: 299
Region: CROSS-UK
Nuts falling from tension glazing system
A reporter raises concerns about the fixings used in a tension glazing system.
1 July 2013
CROSS Safety Report
Report ID: 340
Region: CROSS-UK
Further issues with freezing and galvanised hollow sections
A reporter was involved in correcting a cold formed galvanised square hollow section (SHS) four storey balcony structure where longitudinal splits formed in at least two of the four columns.
1 January 2014
CROSS Safety Report
Report ID: 314
Region: CROSS-UK
Failure of high strength studs
A reporter raises concerns after several M12 threaded studs snapped not long after installation.
1 April 2015
CROSS Safety Report
Report ID: 499
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
Bolt failures due to hydrogen embrittlement
A reporter recalls how, in the 1970s while working on a bridge refurbishment project, several new zinc electro-plated bolts failed suddenly, and often shortly after installation.
1 April 2015
CROSS Safety Report
Report ID: 490
Region: CROSS-UK
Grades of weldable quality bolts
A reporter says grade 8.8 bolts are not required to be manufactured as being weldable according to the relevant product standards e.g. ISO 898-1 and -2.
1 April 2014
CROSS Safety Report
Report ID: 392
Region: CROSS-UK
Failure of anchor bolts holding suspended scaffold
During the removal of a suspended scaffold, it was found that a number of the screw bolt anchors had failed.
1 July 2015
CROSS Safety Report
Report ID: 430
Region: CROSS-UK
Inadequate billets used in precast concrete connections
Whilst completing a third-party design appraisal, a correspondent found that solid steel billets intended to form the primary shear transfer mechanism between concrete beams and columns were insufficient for this purpose.
1 April 2019
CROSS Safety Report
Report ID: 705
Region: CROSS-UK
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