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OSHA says the path to ground from circuits and equipment must be permanent, continuous and what?

The ground path must be permanent, continuous and effective.

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  1. Effective ✔
  2. Visible
  3. Insulated

Why: A fault current needs a reliable low-resistance path so the breaker trips fast. A path that is broken or only sometimes connected is not protecting anyone.

Huh, didn't know that: OSHA's electrical page lists a missing or discontinuous ground path among the most common causes of electrical injuries.

The dad joke
My parents were electricians. I was already grounded.
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References

Answer: Effective. A fault current needs a reliable low-resistance path so the breaker trips fast. A path that is broken or only sometimes connected is not protecting anyone.

  1. OSHA 29 CFR 1910.304 www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.304
    The path to ground from circuits, equipment, and enclosures shall be permanent, continuous, and effective.
    Checked 2026-10-10.
  2. OSHA Electrical Hazards www.osha.gov/electrical
    path to ground missing or discontinuous
    Checked 2026-10-10.

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