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Control of Hazardous Energy (Lockout/Tagout)
29 CFR 1910.147
Energy Control Procedures - Documentation
What is the employer's obligation in establishing energy
control procedures?
Employers must develop, document, and use specific procedures to
control potentially hazardous energy when employees are servicing equipment or machinery.
(c)(4)(i)
Under what limited situations is documentation of the
procedures not required? (c)(4)(i)
(NOTE:)(Exception:)
- The machine or equipment has no potential for stored or residual
energy, or for reaccumulation of stored energy after shut down, which could endanger
employees.
- The machine or equipment has a single energy source that can be
readily identified and isolated and the isolation and locking out of that energy source
will completely deenergize and deactivate the machine or equipment.
- The machine or equipment is isolated from that energy source and
locked out during servicing or maintenance.
- A single lockout device will achieve a locked-out condition.
- The lockout device is under the exclusive control of the
authorized employee performing the servicing or maintenance.
- The servicing or maintenance does not create hazards for other
employees.
- The employer has had no accidents involving the unexpected
activation or reenergization of machines or equipment during servicing or maintenance.
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