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).
Newsletter content
Quality of design and construction of a major bridge structure
This report concerns the design and installation of the bridge bearing zones on a new prestressed precast concrete viaduct.
Street sign collapse causes fatality
This report highlights the potential dangers of street signs on fixed vertical supports subject to wind loading.
Casting, transporting and installing precast concrete kerbs
A reporter shares their experience of how collaborative engineering thinking involving several parties enabled a design solution to be found that could be constructed safely.
Collapse of lifting tackle connected by threaded bar
A reporter describes how a set of 3t chain blocks and a 1m length of 20mm diameter threaded bar failed and fell from a height of 5m.
Collapse of glass balustrade from staircase in public building
A reporter investigated an incident where a glass balustrade panel fell vertically from a feature staircase in a public building.
Unsafe removal of internal walls
A reporter was requested to advise on the removal of some internal walls in a decades’ old multi storey block of council flats after they were removed.
Add-on timber trussed roof to flat roof causes failure
A reporter discusses how, while visiting a property for an unrelated matter, they spotted something odd about the roof; the gable had bulged at one end and movement had clearly occurred.
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