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CROSS Safety Report

Failure of cast-in wire lifting loops on manhole cover slabs

Report ID: 629 Published: 23 May 2022 Region: CROSS-UK


Overview

A cast-in wire lifting loop failed when lifting a 4m diameter precast manhole cover slab into place.

Key Learning Outcomes

For precast manufacturers, designers and contractors:

  • Be aware that appropriate lifting anchors are required to resist the forces that are generated during the stripping, transportation and final installation of precast concrete units
  • Consider appointing a single entity (or Chartered Engineer) to have overall control of the design of the lifting system for stripping, transportation, and final installation

Full Report

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A contractor experienced a failure of the cast-in wire lifting loop on a 4m diameter precast manhole cover slab that was being lifted into place. The issuer of this warning said that when handling similar products utilising cast-in wire lifting loops products, users should not use lifting eyes without knowing them to be safe for use.

Expert Panel Comments

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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.

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