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SESK: Stuff Everyone Should Know · sesk.info/osha-lockout-tagout-purpose

What is the main purpose of lockout tagout?

Control of hazardous energy.

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  1. Tracking who borrows tools
  2. Control of hazardous energy ✔
  3. Scheduling machine downtime

Why: Lockout/tagout keeps machines from starting up unexpectedly, or releasing stored energy, while workers service them. OSHA's rule is called The Control of Hazardous Energy.

Huh, didn't know that: The general industry lockout rule, 29 CFR 1910.147, does not cover construction work.

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Why did the lock go to work? To keep things under control.
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References

Answer: Control of hazardous energy. Lockout/tagout keeps machines from starting up unexpectedly, or releasing stored energy, while workers service them. OSHA's rule is called The Control of Hazardous Energy.

  1. 29 CFR 1910.147 The control of hazardous energy (lockout/tagout) www.ecfr.gov/current/title-29/subtitle-B/chapter-XVII/part-1910/subpart-J/section-1910.147
    unexpected energization or start up of the machines or equipment, or release of stored energy could cause injury to employees
    Checked 2026-10-10.

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