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This briefing outlines essential safety protocols for miners working in high voltage environments, focusing on areas with hazardous gases such as methane (CH4) and carbon monoxide (CO). It includes procedures for addressing unconscious miners, utilizing refuge alternatives, and managing air quality with specific gas concentration limits. Key points include emergency communication, the use of barricades, and the necessity of maintaining a safe work environment, including managing water levels and identifying unsafe roof conditions.
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Briefing Officer
Airtight Cave
Temporary Stopping
Battery Phone
East Mains Belt Tail
3 South belt drive
4.9 % CH4 10 PPM CO 19 % O2
Airtight Cave
Airtight Cave
4.9 % CH4 10 PPM CO 18 % O2
Airtight Cave
Airtight Cave
Refuge Alternative
Purge Valve
Door Closed
Door Closed
Live Conscious Miner 27
“Help” Place on back of placard 27
5.1 % CH4 10 PPM CO 19.6 % O2
0.5 % CH4 100 PPM CO 17.5 % O2
Live Unconscious Miner
Unsafe Roof
Unsafe Roof
Temporary Stopping
Overcast Wall With Door Open
Overcast Wall
High Voltage Cable
Power Center
Line Curtain
Water Knee Deep
Water Knee Deep
Battery Scoop Can Not Move
Water Knee Deep
5.1 % CH4 10 PPM CO 18 % O2