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Foundation base plates for tower cranes
On two different contracts it was observed that the foundation base plates for tower cranes had suffered from low compaction of the concrete on which they rest.
1 October 2011
CROSS Safety Report
Report ID: 257
Region: CROSS-UK
Failure of tower crane studs
This report describes how non-standard Grade 10.9 studs used to connect a tower crane mast to a steel grillage failed.
1 January 2017
CROSS Safety Report
Report ID: 600
Region: CROSS-UK
Lifting an unbalanced load
This report relates to the lifting of an item of plant by a tower crane during which the load toppled from the slings causing considerable damage and delay.
1 January 2014
CROSS Safety Report
Report ID: 320
Region: CROSS-UK
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
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
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
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