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- CROSS-UK Newsletter 5 (1)
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CROSS regions
Collapse of folded plate timber roof at a school
This report is about a critical safety issue concerning folded timber roofs, in various settings, including over school halls.
18 October 2023
CROSS Safety Report
Report ID: 1160
Region: CROSS-UK
Temporary movement joint in slabs not installed correctly
Dowels in temporary movement joints for a slab were not installed correctly, impacting the structural behaviour.
29 March 2021
CROSS Safety Report
Report ID: 998
Region: CROSS-UK
Overloading a portal frame with suspended services
A reporter designing a single storey portal frame used a standard roof service loading of 0.25kN/m2. After the project was completed, a tenant for the unit took over fit out and added a considerable amount of sprinkler pipework into the roof. This created local overloading.
21 August 2023
CROSS Safety Report
Report ID: 1195
Region: CROSS-UK
Roof collapse at a social club
This is a report about a roof collapse that occurred, in about 1985, because only half as many parallel faced timber roof trusses were installed as there should have been.
30 June 2022
CROSS Safety Report
Report ID: 942
Region: CROSS-UK
Timber truss
The reporter has been dealing with an application where the engineer involved discovered proprietary timber girder trusses with some glued joints that have come loose.
1 February 2007
CROSS Safety Report
Report ID: 62
Region: CROSS-UK
Low pitched metal sheet roofs
A reporter is concerned about low pitch metal sheet roofing attached to trussed rafters.
1 April 2007
CROSS Safety Report
Report ID: 66
Region: CROSS-UK
FC Twente stadium roof collapse
This paper concerns the collapse at the FC Twente Stadium in Holland in 2011 when part of a cantilever steel frame roof failed during erection.
1 July 2014
CROSS Topic Paper
Region: CROSS-UK
Very slender props
A reporter noticed prop that did not have ties installed while carrying out a site inspection.
1 July 2007
CROSS Safety Report
Report ID: 34
Region: CROSS-UK
Design deficiencies in long span steelwork portal
A firm commissioned to design steel joints on a large portal frame structure noticed that there was lack of restraint to a series of long span rafters.
1 October 2013
CROSS Safety Report
Report ID: 329
Region: CROSS-UK
Timber roof truss bracing problem
Lateral movement of the roof tiles on a two-storey mid-terrace house built approximately 35 years ago with a trussed rafter roof led to the discovery of broken bracing.
1 July 2014
CROSS Safety Report
Report ID: 354
Region: CROSS-UK
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