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Underpinning using screw piles
A reporter is concerned that inclined screw piles used for underpinning may be subjected to significant bending moments that compromise their capacity.
7 November 2023
CROSS Safety Report
Report ID: 1175
Region: CROSS-AUS
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 misunderstanding leads to historic church tower nearly being demolished
A historic church stands at the center of a charming town. Highlighted among many striking features is the iconic 170-foot (52m) bell tower, which looms over the town. For decades, the tower has become the centerpiece for cultural events in addition to being the original community center of worship.
2 May 2023
CROSS Safety Report
Report ID: 1013
Region: CROSS-US
Failure of cantilevered stone staircase
During the renovation and change-of-use conversion of a former minor stately home built around 1830, under pedestrian loading, a ‘cantilevered’ stone staircase partially collapsed without warning.
21 February 2023
CROSS Safety Report
Report ID: 1147
Region: CROSS-UK
Failure of beams in listed building
Conversion and refurbishment work on a listed building led to structural failures of beams and subsequent difficulties in resolving safety matters between the various agencies involved.
30 July 2021
CROSS Safety Report
Report ID: 1016
Region: CROSS-UK
Defects in wrought iron girder from 1879
Defects were found in the strut members of a three span wrought iron girder from 1879 while major strengthening and refurbishment works were being carried out.
1 April 2016
CROSS Safety Report
Report ID: 570
Region: CROSS-UK
Falling lath and plaster ceiling
A 100 year old lath and plaster ceiling in a shop unit collapsed in part, injuring the shop keeper.
1 April 2016
CROSS Safety Report
Report ID: 562
Region: CROSS-UK
Defects found in previously repaired bridge
While carrying out strengthening work on a bridge, there was concern that by removing the non-structural encasement, alternative load paths had been removed.
1 April 2016
CROSS Safety Report
Report ID: 564
Region: CROSS-UK
Progressive collapse of mill building
Nearby families were evacuated after part of a four-storey former mill building collapsed adjacent to their homes.
1 October 2008
CROSS Safety Report
Report ID: 121
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
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