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Fire compartmentation detailing issues
Two reports have been received concerning fire compartmentation detailing issues; one on the incorrect installation of fire batts and the other on the incorrect use of intumescent material.
Problem when launching a prestressed beam
When lowered onto its elastomeric bearings, a 40m span post-tensioned ‘I’ beam started to move towards the outer edge of the pier cap.
Major safety defects in hospital
A number of construction defects were found in a hospital following the inspection of the external wall system.
Execution not matching design assumptions
This report highlights how the connection of steel columns to twin beams acting as a transfer beam was overlooked and created an eccentric loading condition.
Workmanship in domestic buildings
A reporter has raised concerns after discovering a steel beam on site had its web cut away at the support without approval from the design engineer.
Inadequate punching shear reinforcement in flat slabs
This report highlights how remedial works were required in a number of residential buildings after inadequate punching shear reinforcement was identified.
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Fire risks in multi-storey car parks
A reporter is concerned by the reluctance of the industry to voluntarily take on board and proactively react to the lessons learnt from the fire at the Echo Arena car park in Liverpool.
Weld de-specification without design approval
A reporter's firm was engaged as fabricators for a main contractor and asked by them to de-specify full and partial penetration butt welds and replace them with fillet welds without approval from the main design engineer.
Fire protection of mixed hot/cold rolled steel structure
This report describes how a high-rise building had to be remediated after it was found there was insufficient fire protection encasement of structural elements.
Checking reinforcement before concrete pours
A reporter shares their concerns about incorrect rebar positioning on site prior to concrete being poured.