Heavy Equipment Operator Certification Exam Prep · Question
According to Ontario Reg. 213/91, what is the minimum required distance an excavator must maintain from an overhead power line rated at 750V to 150,000V if the power line is not de-energized or guarded?
Ontario Reg. 213/91 (Construction Projects) specifies a minimum clearance distance of 4.5 metres for power lines between 750V and 150,000V. This safety distance
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Question: According to Ontario Reg. 213/91, what is the minimum required distance an excavator must maintain from an overhead power line rated at 750V to 150,000V if the power line is not de-energized or guarded?
Answer options:
- 1.0 metre (3.3 feet)
- 3.0 metres (9.8 feet) ✅ 4.5 metres (14.8 feet)
- 6.0 metres (19.7 feet)
Correct answer: 4.5 metres (14.8 feet)
Explanation: Ontario Reg. 213/91 (Construction Projects) specifies a minimum clearance distance of 4.5 metres for power lines between 750V and 150,000V. This safety distance is crucial to prevent electrocution.
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