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).
Embankment slip during excavation works
Concerns were raised and strengthening works required after vertical movement was observed on the safety critical surface at the top of an 8m high embankment.
Responsibilities for hybrid concrete construction
Concerns are raised after a substantial precast element, weighing over 10t, had been placed in position and used as part of the shuttering for an in-situ pour without it being designed to act as a shutter.
Failure of supposedly grade 10.9 bolts
There was a high potential for collapse when supposedly grade 10.9 high strength holding bolts failed on a crane base.
Wind damage to roof with PV panels
A reporter describes how during a heavy storm a big area of roof tiles that were adjacent to PV panels blew down.
Sudden hole in piling mat - update
This is further information about report 566 which highlighted how a sudden hole appeared in a piling mat.
Inadequate structural design of school extension
On review of a design for a school extension, a reporter noted several major issues including an almost total lack of vertical bracing throughout the extension.
Fixing systems for gravestones
This report is about the safety of pins used to hold headstones in place.
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