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- CROSS-AUS Newsletter 4 (1)
- CROSS-AUS [sub-heading only] (1)
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- CROSS-UK [sub-heading only] (8)
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CROSS regions
Disproportionate collapse assessment of large panel system buildings
A reporter has become concerned by the approach being taken by some engineers to assess the risk of disproportionate collapse due to fire in large panel system (LPS) buildings.
1 January 2020
CROSS Safety Report
Report ID: 885
Region: CROSS-UK
RAAC assessment undertaken by persons not suitably experienced
A reinforced aerated autoclaved concrete (RAAC) assessment was carried out by persons who did not appear to have appropriate experience, potentially putting building users at risk of harm.
21 August 2023
CROSS Safety Report
Report ID: 1224
Region: CROSS-UK
Inspection and maintenance of Super-T bridge girders
Doubts exist about the durability and maintenance of bridge Super-T girders as a result of lack of access for inspection of sealed internal cavities.
1 August 2020
CROSS Safety Report
Report ID: 956
Region: CROSS-AUS
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
Balcony construction defects of residential flats
A reporter's firm have been undertaking structural assessments of cantilevered reinforced concrete walkways, which in the majority of cases have been found to be under strength.
1 April 2014
CROSS Safety Report
Report ID: 435
Region: CROSS-UK
Emergency motorway lane closure during concrete repairs
This report highlights how confusion during concrete repair works led to an unplanned emergency lane closure of a bridge carrying a motorway.
1 July 2020
CROSS Safety Report
Report ID: 926
Region: CROSS-UK
Reinforced aerated autoclaved concrete planks found on pitched roof of 1990s hospital building
A building constructed in the early 1990s has been found to contain reinforced aerated autoclaved concrete (RAAC) planks. This date is important since it is much later than the previously thought last significant use of RAAC in buildings in the UK and potentially affects the scope of buildings that could require screening for RAAC problems.
26 August 2022
CROSS Safety Report
Report ID: 1125
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
Spalling concrete falling from motorway bridge
A major infrastructure owner reports on how an incident occurred at a motorway overbridge resulting in a piece of spalling concrete falling onto the carriageway and striking a vehicle.
1 October 2015
CROSS Safety Report
Report ID: 524
Region: CROSS-UK
Fall of material from bridge soffit
Several reports about materials falling from bridges have been sent by a bridge owner.
1 July 2016
CROSS Safety Report
Report ID: 549
Region: CROSS-UK
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