Worker Deaths Spur MSHA Safety Alert on Electrical Hazards

Arlington, VA- Prompted by reports of three recent fatalities involving electricity, the Mine Safety and Health Administration has issued a safety alert.

Electricity has killed three people in the mining industry since August 7, 2019.

An electrician contacted an energized component of a 4,160 VAC electrical circuit while adjusting the linkage between the disconnect lever and the internal components of the panel that supplied power to the plant feed belt motors. A contract electrician contacted an energized 120 VAC conductor while working inside a fire suppression system’s electrical
panel. An electrician contacted an exposed energized connector while troubleshooting a 995 VAC flooded bed scrubber motor circuit on-board a continuous mining machine.Electrical Safety Alert

MSHA offers numerous best practices for electrical incident prevention. Among them:

-Perform lockout/tagout procedures on circuits before working on electrical equipment.

-Don’t rush, and never work alone. Talk with co-workers and confirm your plan is safe.

-Identify and control all hazardous energy sources before conducting tasks, and follow safe work procedures.

-Train miners on equipment they may use.

-Always perform troubleshooting without power. If you must troubleshoot an energized circuit, use properly rated personal protective equipment to prevent hazards.

Read more from original source.

Read More