Crane Operator Certification Exam Prep · Question
What is the minimum safe limit of approach for a crane boom to a 250 kV power line in Ontario, assuming no exception has been granted?
Under Ontario OHS Regulation 213/91, Table 1 specifies a minimum limit of approach of 6.0 metres for power lines between 75 kV and less than 750 kV, unless spec
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Question: What is the minimum safe limit of approach for a crane boom to a 250 kV power line in Ontario, assuming no exception has been granted?
Answer options:
- 3.0 metres
- 4.5 metres ✅ 6.0 metres
- 7.5 metres
Correct answer: 6.0 metres
Explanation: Under Ontario OHS Regulation 213/91, Table 1 specifies a minimum limit of approach of 6.0 metres for power lines between 75 kV and less than 750 kV, unless specific safety measures are in place.
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Question explanations
- According to most Canadian provincial regulations, who is ultimately responsible for the safe operation of a c
- A crane's rated capacity decreases as the load radius:
- What is the minimum number of full wraps of wire rope that must remain on a hoist drum when the hook is in its
- Before setting up a mobile crane, what is the most important factor to assess regarding ground conditions?
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