Structural Safety Information and Reports

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Painted faying surfaces leads to connections with insufficient load capacity

Painted, rather than the required unpainted connection faying surfaces, were identified by the Resident Engineer of a reporter's firm during the erection of a primary frame for a large project. The painted surfaces resulted in the connections not having sufficient load carrying capacity and necessitated remedial works.

Provision of water for firefighting

A reporter suggests that there is inadequate guidance on firefighting water provision for more complex and larger buildings.

Fire protection to structure by cavity barriers

A reporter is concerned about a potential misconception in the construction industry regarding the role of cavity barriers and the impact their design and installation can have on the structural performance of a building.

The stack effect and considerations for smoke control

A reporter believes real-world tests demonstrate that existing smoke control systems may not suitably account for typical winter stack effect conditions.

Failure of Firefighters lift to operate

The reporter tells of an instance when a Firefighters lift switch, located on the Fire Service Access Level (FSAL) in a multi-storey building failed to operate. After an investigation the switch was found not to have been connected.

Serious inconsistencies when installing passive fire protection

An onsite fire engineer, engaged on behalf of the end client during the construction of a new residential development, reports a significant amount of inadequately installed passive fire protection elements.

Fire performance of timber cladding

This report relays a concern that guidance to The Building Regulations 2010 regarding the use of timber cladding may be the result of a misinterpretation.

Combination load cases in proprietary software cause concern

A reporter is concerned about a widely used software package that does not, in their opinion, generate load combinations in accordance with the Eurocodes being followed.

Understanding finite element analysis for pile caps

A reporter questions the validity of using two-dimensional finite element (2D FE) shells to model structural elements such as pile caps.

Collapse of folded plate timber roof at a school

This report is about a critical safety issue concerning folded timber roofs, in various settings, including over school halls.

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Painted faying surfaces leads to connections with insufficient load capacity

Provision of water for firefighting

Fire protection to structure by cavity barriers

The stack effect and considerations for smoke control

Failure of Firefighters lift to operate

Serious inconsistencies when installing passive fire protection

Fire performance of timber cladding

Combination load cases in proprietary software cause concern

Understanding finite element analysis for pile caps

Collapse of folded plate timber roof at a school

Submit a report

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