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CROSS regions
Wrong length blind bolts lead to unsafe bridge structure
Bridge strengthening being carried out using blind bolts left a structure in an unsafe condition with traffic loading on it.
20 February 2023
CROSS Safety Report
Report ID: 1185
Region: CROSS-UK
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.
14 October 2020
CROSS Safety Report
Report ID: 950
Region: CROSS-UK
Inadequate design and quality assurance on a mandatory seismic retrofit project
A tenant's structural engineer discovers widespread design and related quality problems on a mandatory seismic retrofit project.
1 September 2020
CROSS Safety Report
Report ID: 986
Region: CROSS-US
Mandatory seismic retrofit construction with quality control problems
Standard seismic retrofit details were used for a building with a non-standard foundation, resulting in inadequate connection of structural shear walls to foundations.
1 September 2020
CROSS Safety Report
Report ID: 888
Region: CROSS-US
Inadequate billets used in precast concrete connections
Whilst completing a third-party design appraisal, a correspondent found that solid steel billets intended to form the primary shear transfer mechanism between concrete beams and columns were insufficient for this purpose.
1 April 2019
CROSS Safety Report
Report ID: 705
Region: CROSS-UK
Inadequate product testing for shear studs
A reporter raises concerns about a manufacturer providing testing information for a variant product based on a university student Master’s dissertation.
1 April 2019
CROSS Safety Report
Report ID: 790
Region: CROSS-UK
PV panels and structural adequacy of roofs
A reporter raises concerns over the structural adequacy of existing roofs to accommodate PV panels.
1 October 2016
CROSS Safety Report
Report ID: 589
Region: CROSS-UK
Deflection of bridge girder under load
A report was received from a bridge examiner to say outer main girder of a short span railway bridge was moving up to 30mm under load.
1 July 2016
CROSS Safety Report
Report ID: 557
Region: CROSS-UK
Defects found in previously repaired bridge
While carrying out strengthening work on a bridge, there was concern that by removing the non-structural encasement, alternative load paths had been removed.
1 April 2016
CROSS Safety Report
Report ID: 564
Region: CROSS-UK
Viaduct survey concerns
A reporter raises concerns about a small four span brickwork railway viaduct that has been degrading for some time.
1 January 2014
CROSS Safety Report
Report ID: 346
Region: CROSS-UK
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