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Volumetric modular buildings and fire
A report has been received concerning volumetric modular construction, in the form of permanent stacked modular buildings. The reporter is concerned that the existence of extensive cavities within the compartments, combined with the lack of appropriate care when connecting the modules could lead to the concealed spread of fire and smoke, noting some recent fire events.
Inadequate temporary works on domestic project
An example of inadequate temporary works on a project, and problems reporting the safety issue to the authorities.
Structural failure of older timber connections
A reporter shares three examples of the structural failure or inadequacies of connections in existing timber structures that they have encountered.
Incorrect steel lintel installation
A reporter came across several issues, associated with the installation of steel beam lintels, while carrying out inspection works on a 1950’s domestic property.
Risks associated with historic stone balconies
A reporter highlights the structural issues of a stone balcony they encountered when working on a Grade II listed terrace house.
Beam and block floors fire resistance
A report has been received about unsubstantiated claims of fire performance and the unavailability of test data for a specific form of construction.
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Column stability during erection
A reporter highlights the importance of ensuring steel columns are temporarily supported until they are sufficiently tied and supported by the permanent structure.
Safety issues when adding PV panels to existing roofs
A reporter raises concerns over the lack of structural engineering knowledge and dangerous assumptions, that they have seen, in assessments for the installation of photovoltaic (PV) panels for a number of buildings.
Concerns about punching shear in a flat slab
This report concerns potential shear failures in flat slabs. This originates from inconsistent design and detailing of the shear reinforcement where a proprietary shear link system is assumed in the design but not followed in detailing.
Fire protection of light gauge steel frames
A reporter is concerned that there is a lack of understanding regarding system testing and associated procedures, the purpose of fire assessments, and the role of materials that contribute to the structure’s fire protection.