Mines safety alert no. 378 | 08 September 2020 | Version 1
While replacing a light in a CHPP, Coal Mine Workers identified that the shackle on the light was badly worn (see figures 1 and 2 below). The shackle was the only support point. In the event that the shackle had failed, the entire weight of the light would have been seen by the power cable.
All SSEs should audit the support configurations on all lights and suspended objects in CHPPs and other buildings to determine the integrity of the support configuration. The audit should consider:
NB: AS/NZS 4871.1 2012 section 2.6.1 may provide some guidance
SSEs should review their maintenance strategies for CHPPs and other buildings to:
Safety Alert Purpose
The investigations are ongoing and further information may be published as it becomes available.
The information contained in this publication is based on knowledge and understanding at the time of writing.
Investigations are ongoing and further information may be published as it becomes available. The information in this publication is what is known at the time of writing.
We issue Safety Notices to draw attention to the occurrence of a serious incident, raise awareness of risks, and prompt assessment of your existing controls.
Contact: Michael Scully, Inspector of Mines , 0459 878 917 Michael.Scully@rshq.qld.gov.au
Issued by Resources Safety & Health Queensland
All information on this page (Structural Failure: Security of Suspended Objects - https://www.rshq.qld.gov.au/safety-notices/mines/structural-failure-security-of-suspended-objects) is correct as of time of printing (25th Jan 2021 8:28pm).