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- CROSS-AUS Newsletter 2 (1)
- CROSS-AUS Newsletter 3 (3)
- CROSS-AUS Newsletter 4 (2)
- CROSS-AUS Newsletter 5 (2)
- CROSS-AUS [sub-heading only] (6)
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- CROSS-UK [sub-heading only] (25)
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CROSS regions
Temporary instability of columns
Concerns were raised by a reporter on the temporary stability of concrete columns during construction.
2 February 2023
CROSS Safety Report
Report ID: 872
Region: CROSS-UK
Incorrect lifting system used for precast concrete stair elements
A reporter was asked to inspect a precast concrete stair unit which was exhibiting cracking around the lifting anchor locations after being de-moulded.
13 December 2022
CROSS Safety Report
Report ID: 883
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
Precast concrete panel fixing
A 1960s flyover was being demolished and an interesting feature came to light how the precast concrete edge panels were fixed.
30 June 2022
CROSS Safety Report
Report ID: 965
Region: CROSS-UK
Failure of prestressed hollowcore units during storage and transport
A reporter shares their experience of the failure of prestressed hollowcore units during storage and transport.
1 June 2022
CROSS Safety Report
Report ID: 748
Region: CROSS-UK
Failure of cast-in wire lifting loops on manhole cover slabs
A cast-in wire lifting loop failed when lifting a 4m diameter precast manhole cover slab into place.
23 May 2022
CROSS Safety Report
Report ID: 629
Region: CROSS-UK
Channel slab roof deck collapse during reroofing
This report highlights the structural risk caused by machinery during reroof a project.
10 May 2021
CROSS Safety Report
Report ID: 970
Region: CROSS-US
Roof collapse of warehouse structure under rainwater ponding
This report highlights the structural risk caused by rainwater ponding on relatively flat roofs.
10 May 2021
CROSS Safety Report
Report ID: 969
Region: CROSS-US
Grouting of joints between load-bearing prefabricated concrete members
This report highlights the risk of failure if grouted joints between load-bearing prefabricated concrete members are not designed and installed correctly.
30 April 2021
CROSS Safety Report
Report ID: 961
Region: CROSS-AUS
The use of cast-in ferrules as structural connections
This report highlights several problems that can arise with structural connections between elements when cast-in ferrules (also known as threaded inserts) are used for the anchorage of reinforcing bars.
30 April 2021
CROSS Safety Report
Report ID: 993
Region: CROSS-AUS
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