Skip to main content

CROSS Safety Report

Demolition of Multi-Storey Car Park (MSCP) reveals poor concrete

Report ID: 313 Published: 1 January 2014 Region: CROSS-UK

This report is over 2 years old

Please be aware that it might contain information that is no longer up to date. We keep all reports available for historic reference and as learning aids.

Overview

During the demolition of a MSCP, the quality of the concrete in critical load bearing members was found to be extremely poor.

Key Learning Outcomes

For design engineers and construction professionals:

  • Careful consideration should be given to concrete mix design to ensure the required strength and durability are achieved

Full Report

Find out more about the Full Report

The Full Report below has been submitted to CROSS and describes the reporter’s experience. The text has been edited for clarity and to ensure anonymity and confidentiality by removing any identifiable details. If you would like to know more about our secure reporting process or submit a report yourself, please visit the reporting to CROSS-UK page.

 

A reporter was involved in the demolition, by the controlled use of explosives, of an MSCP. This was a lift slab construction which had been previously repaired (2-3 years ago) and had continued to deteriorate. The concrete within critical load bearing members was found, during the drilling process for the explosives, to be extremely poor quality.

Expert Panel Comments

Find out more about the Expert Panels

Expert Panels comment on the reports we receive. They use their experience to help you understand what can be learned from the reports. If you would like to know more, please visit the CROSS-UK Expert Panels page.

There are no Expert Panel comments on this report. The Expert Panels are only asked to comment on selected reports. These are normally reports where there is an opportunity for them to help you understand what can be learned from the report.

Submit a report

Your report will make a difference. It will help to create positive change and improve safety.

Our secure and confidential safety reporting system gives professionals the opportunity to share their experiences to help others.