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- CROSS-UK Newsletter 2 (1)
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CROSS regions
Tower crane base designs
A reporter’s firm has been involved in the design and checking of numerous tower crane bases and have come across many examples where the supplier of the tower crane has supplied incorrect loadings. These incorrect loadings could have led to crane failures had the errors not been spotted.
7 June 2022
CROSS Safety Report
Report ID: 1093
Region: CROSS-UK
Control of temporary works excavation
Poor, high-water content excavated material, slipped into a 15-20m deep borrow pit. The material had slipped to the bottom of the pit partially burying excavation, crushing and screening equipment. If this slip had occurred during working hours, the impact could have been very serious.
17 November 2022
CROSS Safety Report
Report ID: 1146
Region: CROSS-UK
Fire compartmentation detailing issues
Two reports have been received concerning fire compartmentation detailing issues; one on the incorrect installation of fire batts and the other on the incorrect use of intumescent material.
18 August 2021
CROSS Safety Report
Report ID: 1039
Region: CROSS-UK
Masonry support prop adaptor
A reporter has written to say that when carrying out temporary needling and propping of openings formed in masonry walls one of the most important aspects is to ensure that the props are concentrically loaded and plumb.
1 July 2006
CROSS Safety Report
Report ID: 32
Region: CROSS-UK
Steelwork connection design
A reporter was asked to design connections for a multi-storey building for which the frame had been designed by another engineer. The result was a near collapse situation.
1 March 2006
CROSS Safety Report
Report ID: 25
Region: CROSS-UK
Wind on internal masonry walls during construction
There has been a generic report from a contractor about internal masonry walls during construction following his experiences of failures.
1 October 2007
CROSS Safety Report
Report ID: 82
Region: CROSS-UK
Collapse of tank falsework
This report relates to the collapse of falsework erected to construct an in situ, reinforced concrete, circular water retaining structure.
1 October 2009
CROSS Safety Report
Report ID: 150
Region: CROSS-UK
Falsework - full circle?
The late 1960s and early 1970s was a time of great activity and innovation in the construction industry. Boundaries were being pushed out in all directions - in respect of design, materials and scale of projects which brought about some great achievements, but also a number of serious repercussions.
1 August 2010
CROSS Topic Paper
Region: CROSS-UK
Licensing of temporary structures
Temporary structures, such as stages, marquees, lighting towers, video screens and the like are erected at a huge number of events in the UK each year. A reporter who inspects many such structures raises concerns that the systems in place for ensuring their stability are not working.
1 January 2012
CROSS Safety Report
Report ID: 276
Region: CROSS-UK
Design deficiencies in long span steelwork portal
A firm commissioned to design steel joints on a large portal frame structure noticed that there was lack of restraint to a series of long span rafters.
1 October 2013
CROSS Safety Report
Report ID: 329
Region: CROSS-UK
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