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Explosives Inspectorate | Alert | No.109 V | 28 February 2023

Rubber seal missing from gravity feed fuel cap on explosives charge up vehicle

What happened?

A mobile processing unit fitted with a dual fuel fill system was fitted with a faulty fuel cap. The fuel cap was missing the rubber seal, which created a potential fire hazard.

How did it happen?

An oversight has failed to identify the fuel cap for the gravity feed refuelling system was missing a rubber seal. The seal is critical to maintaining fuel tank pressurisation during the fast fuel process.

Key issues


Operators of plant and equipment fitted with fast fuel systems should:

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.

Authorised by Hermann Fasching - Chief Inspector – Explosives

Contact: Paul White, Senior Inspector of Explosives , +61 7 3199 8023

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, understand the content, findings and recommendations as applicable to their operation. SSEs should validate that recommendations have been implemented.

All information on this page (Rubber seal missing from gravity feed fuel cap on explosives charge up vehicle - is correct as of time of printing (21 Mar 2023 4:31 am).