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When is Lockout/Tagout Required?

Lockout/Tagout is required when the unexpected energization or start up (or release of stored energy ) of machines, equipment or prime movers could injure workers during cleaning, repairing, servicing, setting-up, adjusting and un-jamming.

What is Required from T8CCR 3314?

  1. During Cleaning, Servicing, Adjusting Operations:
    • Machinery or equipment capable of movement must be stopped and power source(s) de-energized or disengaged.
    • Accident prevention signs or tags or both must be placed on the controls of the power source of the machinery or equipment.
    • If necessary, the moveable parts must be mechanically blocked or locked out to prevent inadvertent movement, or release of stored energy.

      A mechanical block to prevent the machine part from falling on employees.    A mechanical block to prevent the machine part from falling on employees.
      A mechanical block to prevent the machine part from falling on employees.

    Exception

    • If machinery or equipment must move during these operations you must minimize the hazard by providing and requiring the worker to use extension tools (eg., extended swabs, brushes, scrapers) or other methods, or means to protect workers from injury. Workers must receive thorough training on the safe use and maintenance of these tools, methods or means.
  2. During Repair Work and Setting-Up Operations, Machines, Equipment /Prime Movers:

    Electrical panel locked out and tagged out

    • Must be locked out or positively sealed in the "off" position if they have lockable controls (or are readily adaptable to lockable controls).
    • Must be de-energized or disconnected from their power source (or other actions taken to effectively prevent inadvertent movement or release of stored energy) if they do not have lockable controls
    • Accident prevention signs and tags (or both) must be placed on the controls.
  3. Outside Servicing Personnel
    • Whenever outside servicing personnel are to be engaged in activities covered by the lockout/tagout regulation, the employer's on-site lockout or tagout procedures must be followed.