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CROSS regions
Concrete system buildings - need for period inspection
Evidence of corrosion of tendons in post-tensioned components came to light which was associated with exposure of tendons to moisture in voids in ducts and sometimes also the presence of chlorides.
1 December 2001
CROSS Safety Alert
Region: CROSS-UK
Gross errors fear in structural timber design
SCOSS received a report in 2002 expressing concern that standards of structural timber design achieved by many designers fall far short of those needed to give assurance of safety.
1 January 2002
CROSS Safety Alert
Region: CROSS-UK
Failure of cast iron beams
In 1988 there was a collapse of a cast iron roof beam within a jack arch construction, in a house within a London terrace.
1 January 2003
CROSS Safety Alert
Region: CROSS-UK
Snow loading on buildings
In 2010 there was heavy snow in many parts of the UK, but particularly in Scotland, where a number of buildings, mainly agricultural, collapsed under the weight of snow (up to 1.2m in some cases).
1 February 2010
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Cladding - the case for improving inspection
A review of SCOSS reports from 1977 - 2000 pointed up the problems relating to design and inspection of cladding, and the difficulties of changing bad and sometimes unsafe practice.
1 May 2000
CROSS Safety Alert
Region: CROSS-UK
The management of design related risks: structural, civil and fire engineers
Significant, and tragic, failures involving structures continue to occur: fires in apartment blocks in Milan, London and Taiwan, and structural collapses in Florida and Nigeria being recent examples. This paper gives emphasis to the need for engineers to consider risk management at a fundamental level.
15 December 2021
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Safety issues associated with balconies
This Alert draws attention to the safety risks associated with balconies, both new and existing. It draws on confidential reporting experience from the UK, from Australia, New Zealand and from the USA.
17 February 2022
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Stainless steel - the risk of failure due to stress corrosion cracking
Swimming pool building environments can create very aggressive situations stemming from high temperatures, the number of users and the chemical disinfectants used and this can lead to corrosion and failure of stainless steel components.
1 October 2005
CROSS Safety Alert
Region: CROSS-UK
Installation of timber joist hangers
Joist hanger failures have been found to occur as a result of several types of building defects as listed in the Alert.
1 July 2006
CROSS Safety Alert
Region: CROSS-UK
Stadia crash barriers
Some hollow steel posts forming part of a crash barrier, which were only 4-5 years old, had filled with water that had caused the damage on freezing in winter.
1 February 2001
CROSS Safety Alert
Region: CROSS-UK
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