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Punching shear in concrete slabs at perimeter columns
A reporter raises concerns about the underestimation of bending moments in perimeter columns when assessing punching shear in adjacent concrete slabs. Punching shear failures can be brittle and catastrophic. Designers need to include the appropriate ultimate moment in the design actions.
14 October 2022
CROSS Safety Report
Report ID: 1122
Region: CROSS-AUS
Modelling of structures
The reporter is concerned that some structural engineers assume without adequate verification that their computer modelling is correct and accurate; that they do not understand the limitations or basis for their modelling; or that the model chosen may not be appropriate for that structure.
2 August 2022
CROSS Safety Report
Report ID: 994
Region: CROSS-AUS
Structural stability/integrity of steel frame buildings
There are occasional collapses of steel frame structures during construction and this Alert is to draw attention to matters which need to be borne in mind by designers, fabricators, and contractors.
1 February 2017
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Hazard identification for structural design
At the outset of the design, it is recommended that the structural engineer should document the proposed structural design philosophy and the approach to design against disproportionate collapse and agree this with the client.
1 September 2017
CROSS Safety Alert
Region: CROSS-UK, CROSS-AUS, CROSS-US
Structural safety when designing lean in the climate emergency
The IStructE Safety, Health and Wellbeing Panel considers the safety implications when aspiring to a lean design.
4 January 2021
Third party content
Publisher: The Institution of Structural Engineers
Sliding glass door - two-part subhead failure
Called to inspect the failure of a glazed sliding door system a correspondent noted that the system comprised a two-part subhead, which includes a removable bead that relies on a bearing of only a few millimetres.
1 February 2020
CROSS Safety Report
Report ID: 818
Region: CROSS-AUS
Safety concern about the design of thin concrete walls
The reporter raises their concern about the design of thin concrete load-bearing walls, sometimes supporting 10 or more storeys.
1 July 2019
CROSS Safety Report
Report ID: 815
Region: CROSS-AUS
Light steel truss issues
A reporter believes that greater awareness is needed of deficiencies in the light steel truss industry (trusses made from cold-formed steel sections).
1 February 2020
CROSS Safety Report
Report ID: 817
Region: CROSS-AUS
Poor quality of structural design on high-rise buildings
The correspondent has been very concerned about the quality of structural engineering on some projects in recent years, particularly for certain high-rise buildings.
1 July 2019
CROSS Safety Report
Report ID: 823
Region: CROSS-AUS
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