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).
Timber roof truss bracing problem
Lateral movement of the roof tiles on a two-storey mid-terrace house built approximately 35 years ago with a trussed rafter roof led to the discovery of broken bracing.
Potentially dangerous excavation
A reporter has submitted this photograph of a potentially dangerous excavation.
Corrosion of fixings securing fire resisting plasterboard
A reporter sent pictures from a site where metal plasterboard fixings had deteriorated not long after installation.
Composition of new precast concrete blocks
A UK firm has raised concerns over a new large precast concrete block range which seems to use a wide range of secondary recycled aggregates in its mix, including some potentially hazardous waste.
Brick wall removed to leave precast panels unsupported
Precast concrete slabs were left unsupported after a supporting brick wall was removed during demolition works.
Failure of existing basement wall
A basement retaining wall failed when a new basement was formed by excavating 1.8m.
Failure of precast concrete 'L' shaped retaining wall
A recent incident occurred on a site, where a temporary precast retaining wall failed leading to a pile of clay approximately 3m high spilling through the wall.
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