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- CROSS-AUS Newsletter 3 (1)
- CROSS-AUS [sub-heading only] (1)
- CROSS-UK Newsletter 5 (1)
- CROSS-UK Newsletter 25 (1)
- CROSS-UK Newsletter 35 (1)
- CROSS-UK Newsletter 52 (1)
- CROSS-UK [sub-heading only] (4)
- CROSS-US Newsletter 2 (2)
- CROSS-US [sub-heading only] (2)
- CROSS Newsletter (2)
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CROSS regions
Collapse of unusual hybrid concrete and steel strand truss on school roof
This report concerns the collapse of a school hall roof which resulted from the failure of one of a number of unusual hybrid concrete and steel strand trusses. The trusses consist of a precast reinforced concrete top chord and verticals with a bottom chord of tensioned steel strands. The failure of the truss resulted in the collapse of the supported flat roof local to the failed truss, and da...
25 May 2023
CROSS Safety Report
Report ID: 1227
Region: CROSS-UK
Structural failure of older timber connections
A reporter shares three examples of the structural failure or inadequacies of connections in existing timber structures that they have encountered.
13 December 2021
CROSS Safety Report
Report ID: 1040
Region: CROSS-UK
Steel truss failure during lifting operation
The lifting operation for a 40m long span steel truss had to be abandoned after the localised failure of a joint.
13 December 2021
CROSS Safety Report
Report ID: 1035
Region: CROSS-UK
Bottom-chord bracing for metal plate-connected wood trusses used in light-commercial applications
Concerns regarding metal plate-connected wood trusses in light-commercial construction when subject to net uplift.
1 September 2020
CROSS Safety Report
Report ID: 985
Region: CROSS-US
Failure of existing long-span wood roof truss following installation of new roof-top HVAC units
Failure of an existing long-span wood roof truss following installation of new roof-top Heating, Ventilating, and Air Conditioning (HVAC) units offers lessons in the special challenges of renovations to existing buildings.
1 September 2020
CROSS Safety Report
Report ID: 949
Region: CROSS-US
Light steel truss issues
A reporter believes that greater awareness is needed of deficiencies in the light steel truss industry (trusses made from cold-formed steel sections).
1 February 2020
CROSS Safety Report
Report ID: 817
Region: CROSS-AUS
Add-on timber trussed roof to flat roof causes failure
A reporter discusses how, while visiting a property for an unrelated matter, they spotted something odd about the roof; the gable had bulged at one end and movement had clearly occurred.
1 October 2018
CROSS Safety Report
Report ID: 742
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
School roof timber truss collapse
A gym/assembly hall roof to a school collapsed suddenly and without warning overnight when fortunately the building was unoccupied.
1 January 2012
CROSS Safety Report
Report ID: 249
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
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