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CROSS regions
Blind bolt failure on offshore platform
A reporter describes how there was a failure on an offshore platform of a 20t winch base under load testing.
1 January 2010
CROSS Safety Report
Report ID: 170
Region: CROSS-UK
Telecommunications towers and resin anchors
A correspondent shares their concerns following the collapse of a telecommunications tower.
1 April 2013
CROSS Safety Report
Report ID: 315
Region: CROSS-UK
Concern about bridge hangers
A reporter is concerned that a failure in recent years involving the cast connections at each end of vertical bars, which connected to a bow string arch at one end and to a bridge deck at the other, may be in use elsewhere.
1 July 2012
CROSS Safety Report
Report ID: 222
Region: CROSS-UK
Defective imported scaffold ties
On a contract where multi lift access scaffolds had been installed for a period of up to 18 months in an exposed coastal location, it was found by a reporter on one of the regular inspections that some of the scaffold ties had failed.
1 April 2011
CROSS Safety Report
Report ID: 230
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
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
Structural bolts and CE marking - advice wanted
A reporter seeks advice in relation to the required documents for purchasing and using structural bolts.
1 April 2014
CROSS Safety Report
Report ID: 416
Region: CROSS-UK
Failure of supposedly grade 10.9 bolts
There was a high potential for collapse when supposedly grade 10.9 high strength holding bolts failed on a crane base.
1 October 2016
CROSS Safety Report
Report ID: 585
Region: CROSS-UK
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