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Dismantling of tower cranes
The falling of two cranes during dismantling in 2019, one in the US and one in the UK, prompts reflections on crane safety on construction sites.
1 March 2020
CROSS Safety Report
Report ID: 868
Region: CROSS-US
Insufficient attention to the construction of tower crane bases
While working on construction sites a reporter was involved with tower crane bases supported on piles with pile caps and pedestals with cast-in anchors that had significant construction defects.
1 August 2020
CROSS Safety Report
Report ID: 920
Region: CROSS-AUS
Overloading metal decking in temporary state
During construction of steel structures with composite metal decking floors, a reporter has observed numerous occasions when the metal decking was close to being overloaded.
1 August 2020
CROSS Safety Report
Report ID: 919
Region: CROSS-AUS
Maintenance of multi-storey buildings
A correspondent notes that the issues currently affecting several high-rise buildings in Australia are inevitably focused on design, construction, and certification; whereas there are other issues relating to ongoing inspection, maintenance, and (ultimately) demolition which seem to have been ignored.
1 February 2020
CROSS Safety Report
Report ID: 878
Region: CROSS-AUS
GFRP reinforcement in concrete structures
A correspondent has become aware of work being undertaken in the field of glass fibre reinforced polymer (GFRP) reinforcement as a substitute for steel rebar in concrete structures and is deeply concerned by what they have observed.
1 August 2020
CROSS Safety Report
Report ID: 939
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
Structural engineer faces ethical challenge
A structural engineer performing a delegated design faced an ethical dilemma when discovering what is believed to be errors in the base structural design performed by others.
1 September 2020
CROSS Safety Report
Report ID: 943
Region: CROSS-US