Safety and work practicesQuestion 176 of 1506

A qualified person works near an unguarded live part at 25,000 V to ground. What is the minimum distance?

  1. 1.5 m
  2. 0.9 m
  3. 3 m
  4. 4.5 m
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Correct answer: 1.5 m

For parts over 22,000 V to 50,000 V, the distance for a qualified person is 1.5 m. A person who is not qualified must stay 3 m away.

Source: Canada Occupational Health and Safety Regulations (SOR/86-304), Canada Occupational Health and Safety Regulations (SOR/86-304), Part VIII: Electrical Safety

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Questions last reviewed: 18 October 2026