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Ground failure across a haul road

fall of ground at Underground metals mine

The NSW Resources Regulator has reported that a fall of ground occurred across a haul road approximately 300 metres above the mine portal at an underground metals mine. Two operators were unable to drive out of the pit due to the ramp being blocked. There were no injuries.

The fall of ground is currently being investigated and further information may be published at a later date.

The Regulator indicated the mine’s emergency plan must identify triggers for activation of the plan, actions to be taken and appropriate rescue equipment must be available. For recommendations in relation to highwall failures, refer to safety bulletin: SB20-01 Failure of highwalls, low walls and dumps.

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READ RELATED Strata failure at underground coal mine

The NSW Resources Regulator has reported a strata failure incident that occurred at an underground coal mine. According to the report, a roof fall occurred at an intersection in an underground coal mine. The fall was in an outbye area of the mine and extended into the cut-through, blocking the travel road. All personnel were safely evacuated and there were no injuries.

This incident is under investigation and further information may be published at a later date. The Regulator indicated that underground mines should review the adequacy of their strata monitoring arrangements and associated trigger action response plans (TARPs) to ensure that workers are not exposed to unacceptable risks associated with strata failure.

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AMSJ April 2022