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Coal Inspectorate | Alert | No.401 V 1 | 10 November 2021

Pressurised steering accumulators sent off-site

What happened?

Two accumulators from the steering system of a Komatsu 830E rear dump truck were sent from a mine to the OEM for servicing. Through their own procedures, the OEM discovered that they were still pressurised. There wasn’t any notification or tagging to warn about remaining pressure.

How did it happen?

The mine’s procedures require accumulators to be:

The mine’s procedures weren’t followed.

Key issues


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.

References and further information

Authorised by Shaun Dobson - Chief Inspector – Coal

Contact: Theo Kahl, Inspector of Mines , 0477 307 595

Issued by Resources Safety & Health Queensland

Safety: This information is issued to promote safety through experience. It is not to be taken as a statement of law and must not be construed to waive or modify any legal obligation.
Placement: Place this announcement on noticeboards and ensure all relevant people in your organisation receive a copy.

All information on this page (Pressurised steering accumulators sent off-site - is correct as of time of printing (6 Dec 2021 5:51 pm).