Crane Operator Certification Exam Prep · Question
A crane operator plans to lift a 5,000 kg concrete pipe. The load chart for the specified boom length and radius shows a gross capacity of 6,200 kg. The operator is using a 350 kg hook block, a 150 kg spreader bar, and 50 kg of slings. What is the net capacity available for the load after accounting for deductions?
To find the net capacity, subtract the deductions from the gross capacity. Total deductions = Hook block (350 kg) + Spreader bar (150 kg) + Slings (50 kg) = 550
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Question: A crane operator plans to lift a 5,000 kg concrete pipe. The load chart for the specified boom length and radius shows a gross capacity of 6,200 kg. The operator is using a 350 kg hook block, a 150 kg spreader bar, and 50 kg of slings. What is the net capacity available for the load after accounting for deductions?
Answer options: ✅ 5,650 kg
- 5,000 kg
- 5,700 kg
- 6,200 kg
Correct answer: 5,650 kg
Explanation: To find the net capacity, subtract the deductions from the gross capacity. Total deductions = Hook block (350 kg) + Spreader bar (150 kg) + Slings (50 kg) = 550 kg. Net capacity = Gross capacity (6,200 kg) - Deductions (550 kg) = 5,650 kg.
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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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