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- CROSS-UK Newsletter 1 (2)
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- CROSS-UK [sub-heading only] (21)
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CROSS regions
Channel slab roof deck collapse during reroofing
This report highlights the structural risk caused by machinery during reroof a project.
10 May 2021
CROSS Safety Report
Report ID: 970
Region: CROSS-US
IStructE RAAC Study Group & members with RAAC experience
The IStructE have formed a RAAC Study Group and created a list of professionally registered structural engineers who have experience of providing solutions for managing RAAC planks.
15 June 2021
Third party content
Publisher: The Institution of Structural Engineers
Construction period of RAAC planks
A reporter says that there are structural issues with reinforced autoclaved aerated concrete (RAAC) panels installed in a building as late as 1998. This date is significantly later than previous reports suggest as the last significant use of RAAC elements in the UK.
20 February 2023
CROSS Safety Report
Report ID: 954
Region: CROSS-UK
Removal of internal structure
The roof trusses, 6m above the ground floor, had been left supported on props made by nailing floor joists together; one at each party wall position.
1 July 2006
CROSS Safety Report
Report ID: 46
Region: CROSS-UK
Precast concrete planks - durability and potential safety concerns
A reporter raises concerns over the recent collapses of precast concrete floor units that are installed throughout the UK.
1 April 2007
CROSS Safety Report
Report ID: 77
Region: CROSS-UK
Aerated concrete slabs
A reporter discusses the failure of precast reinforced autoclaved aerated concrete (RAAC) slabs during construction.
1 October 2007
CROSS Safety Report
Report ID: 55
Region: CROSS-UK, CROSS-AUS, CROSS-US
Potential overload on buildings
A reporter raises concerns after a crowd in a city centre greeting a successful sporting team gained access to the roofs of buildings and were densely packed around perimeters overlooking the streets.
1 November 2005
CROSS Safety Report
Report ID: 2
Region: CROSS-UK
Roof overloading
A flat roof with parapets and internal downpipes collapsed after drainage outlets became blocked.
1 November 2005
CROSS Safety Report
Report ID: 9
Region: CROSS-UK
Progressive collapse of an old mill building during a fire
An old mill building that was constructed around 1830 collapsed unexpectedly in a fire.
1 October 2008
CROSS Safety Report
Report ID: 122
Region: CROSS-UK
School fascia board failure
A section of pressed steel gutter and plywood fascia board at a school collapsed during or after a heavy rainstorm.
1 April 2009
CROSS Safety Report
Report ID: 137
Region: CROSS-UK