Heavy Equipment Operator Certification Exam Prep · Question
What is the minimum safe electrical clearance distance for heavy equipment operating near power lines rated at 75 kV to 250 kV in most Canadian provinces, when determined by a qualified person?
For lines rated 75 kV to 250 kV, the minimum approach distance is 4.5 metres, according to provincial occupational health and safety regulations (e.g., CSA Z462
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Question: What is the minimum safe electrical clearance distance for heavy equipment operating near power lines rated at 75 kV to 250 kV in most Canadian provinces, when determined by a qualified person?
Answer options:
- 2.0 metres
- 3.0 metres ✅ 4.5 metres
- 6.0 metres
Correct answer: 4.5 metres
Explanation: For lines rated 75 kV to 250 kV, the minimum approach distance is 4.5 metres, according to provincial occupational health and safety regulations (e.g., CSA Z462, provincial OHS codes).
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