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CROSS regions
Grandstands and dynamic crowd loads
A cantilever football stand vibrated when fans jumped in a synchronised manner and modifications had to be carried out to raise the natural frequency of the structure.
1 November 2005
CROSS Safety Report
Report ID: 1
Region: CROSS-UK
Potential overload on buildings
A reporter raises concerns after a crowd in a city centre greeting a successful sporting team gained access to the roofs of buildings and were densely packed around perimeters overlooking the streets.
1 November 2005
CROSS Safety Report
Report ID: 2
Region: CROSS-UK
Scottish tenements
A reporter raises concerns about carrying out alterations to old tenement buildings in Scotland.
1 July 2006
CROSS Safety Report
Report ID: 26
Region: CROSS-UK
Precast concrete demolition
During the demolition of a tower block, a column collapsed unexpectedly.
1 March 2006
CROSS Safety Report
Report ID: 27
Region: CROSS-UK
Differing reinforcement couplers
On a recent project, because of supply problems, the contractor decided to change from the specified rebar couplers (type ‘A’) to those of another manufacturer (type ‘B’).
1 March 2006
CROSS Safety Report
Report ID: 28
Region: CROSS-UK
Girder collapse
The failure was of a two-storey high trussed girder with a 36m span, designed to carry a composite steel and concrete floor at the lower level and a trussed roof at higher level.
1 March 2006
CROSS Safety Report
Report ID: 30
Region: CROSS-UK
Stud framing with self-tapping screws
A reporter raises concerns about contractors not using the specified screws for constructing metal stud frame walls.
1 November 2005
CROSS Safety Report
Report ID: 11
Region: CROSS-UK
Collapse of old masonry walls
There were reports of the collapse of several old masonry walls associated with adjacent construction work.
1 November 2005
CROSS Safety Report
Report ID: 12
Region: CROSS-UK
Latent shear stud defects
Shear studs appeared to be satisfactory when checked with the standard pull-over to five degrees but when hit with a hammer they snapped off.
1 November 2005
CROSS Safety Report
Report ID: 13
Region: CROSS-UK
Concerns over structural design submissions
Concern was expressed about the standard of structural design submissions presented to local authorities.
1 November 2005
CROSS Safety Report
Report ID: 14
Region: CROSS-UK
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