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Further example of incorrect finite element modelling

Concerns in respect of the sufficiency of finite element modelling of masonry walls as part of a reinforced concrete framed building.

20 February 2023

CROSS Safety Report

Report ID: 1145

Region: CROSS-UK

Corrosion concerns on a pedestrian bridge

A reporter is concerned about a pedestrian bridge that may have reduced load capacity due to corrosion at the root of cantilever supports.

17 February 2023

CROSS Safety Report

Report ID: 1161

Region: CROSS-UK

Snow drift implications due to building extension

Part of a roof collapsed in a factory and warehouse facility shortly after a storm event due to snow drift loads.

13 December 2022

CROSS Safety Report

Report ID: 947

Region: CROSS-UK

Concerns over execution class categorisation of steel pedestrian bridge

A reporter is concerned in respect of the steelwork execution class, and quality management arrangements, applied to the construction of a public access pedestrian bridge.

21 November 2022

CROSS Safety Report

Report ID: 1149

Region: CROSS-UK

Critical welding of structural steelwork missed

The designer of a steelwork roof frame found a critical fabrication error when inspecting steelwork on site before it was erected.

21 November 2022

CROSS Safety Report

Report ID: 1126

Region: CROSS-UK

Connection fixity considerations for steel frame modelling

This report concerns the modelling of joints when using computer programs. In some cases, engineers are applying rotational releases to joints in models but subsequently designing the connections as rigid. This leaves a fundamental mismatch between analysis and design which may lead to unsafe structural connections argues a reporter.

17 November 2022

CROSS Safety Report

Report ID: 1139

Region: CROSS-UK

Incorrect modelling of a cantilever

A steel framed building was incorrectly modelled and designed resulting in excessive deflection of part of the frame even before the frame was loaded with the self-weight of the building.

17 November 2022

CROSS Safety Report

Report ID: 1144

Region: CROSS-UK

Excessive deflection of spliced steel beam

A long-span primary steel beam deflects excessively at its splice during concreting of the floor slab.

30 August 2022

CROSS Safety Report

Report ID: 1111

Region: CROSS-UK

Floor vibration in a gym

Vibration within the floor structure of a second floor gym gives rise to concern of structural resonance and possible fatigue of structural members.

26 August 2022

CROSS Safety Report

Report ID: 1106

Region: CROSS-UK

Metal cladding panels fail and fall to ground

During high winds, a number of metal cladding panels failed and fell to the ground from a tall commercial building in a major UK city.

26 August 2022

CROSS Safety Report

Report ID: 1134

Region: CROSS-UK