On May 24, 2010, a 61-year-old maintenance foreman with 32 years of experience was fatally injured at a crushed stone operation. The victim entered a vertical roller mill without locking out the electrical power switch. The mill was started with the victim in the mill.
Best Practices
- Always follow established lock-out and tag-out procedures.
- Never rely on others to place your lock on electrical power switches.
- Always post warning notices at the power switches.
- Never enter machinery without ensuring the energy source is locked out.
- Always test to ensure power is off after locking out.
- Maintain power switch lock out mechanisms to function properly.
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