A Newsletter from CROSS-UK containing reports on structural safety issues.
Note: this Newsletter was published by CROSS (Confidential Reporting on Structural Safety). Since March 2021, Confidential Reporting on Structural Safety is renamed Collaborative Reporting for Safer Structures (CROSS).
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.
Inadequate steel beam splice
A reporter raises concerns of an inadequate steel beam splice they came across on site.
Substitution of undersize steel sections
A reporter feels it is necessary to report a similar but more basic problem on the failure of certified steel products.
Polyethylene pipework handrails
A reporter raises concerns about the use of polyethylene pipework being used as handrails on sites.
Certification of seismic design software
A reporter is concerned about third party certification of seismic design software and believes that users should carefully consider the assumptions that have been made in any such program.
Proprietary software for cantilevers
A reporter discovered an error in a proprietary software program.
Steelwork connection design
A reporter is concerned that on small domestic projects, steelwork fabricators are appointed who do not have the expertise to design connections or prepare fabrication drawings.
Partial roof collapse at shopping centre
There was a recent partial roof collapse at a shopping centre which was, says the reporter, built in the early 1970s in a form which may have been used extensively throughout the UK during this period and possibly beyond.
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