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- CROSS-AUS Newsletter 2 (1)
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CROSS regions
Suspended ceiling partial collapse
A reporter was asked to investigate a suspended ceiling, formed from a lay-in grid, that had partially collapsed in a school classroom.
1 January 2020
CROSS Safety Report
Report ID: 854
Region: CROSS-UK
Inadequate design and quality assurance on a mandatory seismic retrofit project
A tenant's structural engineer discovers widespread design and related quality problems on a mandatory seismic retrofit project.
1 September 2020
CROSS Safety Report
Report ID: 986
Region: CROSS-US
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
Light gauge steel fabrication
Referring to Report AUS-4, Light steel truss issues, this reporter has concerns about the low ductility of the high tensile steel, in particular with respect to connection design and capacity.
1 August 2020
CROSS Safety Report
Report ID: 957
Region: CROSS-AUS
Collapse of a reinforcing cage
The reinforcing cage to a blade pier for an overpass bridge collapsed without warning when nearing completion.
1 August 2020
CROSS Safety Report
Report ID: 941
Region: CROSS-AUS
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
Mandatory seismic retrofit construction with quality control problems
Standard seismic retrofit details were used for a building with a non-standard foundation, resulting in inadequate connection of structural shear walls to foundations.
1 September 2020
CROSS Safety Report
Report ID: 888
Region: CROSS-US
Performance of acoustic separation in a floor system
The reporter started to investigate the performance of standard details for acoustic separation in the floors between flats and is concerned about the structural, and possibly the fire safety implications.
17 May 2024
CROSS Safety Report
Report ID: 1238
Region: CROSS-UK
Overloading of older multi storey and underground car parks
A reporter shares concerns that the significant increase in size and gross weight of vehicles may impact the safety of some older car parks.
17 May 2024
CROSS Safety Report
Report ID: 1257
Region: CROSS-UK