Crane Operator Certification Exam Prep · Question
What is the standard hand signal for 'STOP' in Canadian crane operations, as per ASME B30.5 / CSA Z150?
The standard hand signal for 'STOP' is an arm extended, palm down, hand open, moved back and forth horizontally, indicating an immediate cessation of all crane
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Question: What is the standard hand signal for 'STOP' in Canadian crane operations, as per ASME B30.5 / CSA Z150?
Answer options:
- Arm extended, palm up, fingers closed, thumb pointing up.
- Arm extended, palm down, fingers closed, thumb pointing down. ✅ Arm extended, palm down, hand open, moved back and forth horizontally.
- Arm extended, palm down, hand open, moved back and forth vertically.
Correct answer: Arm extended, palm down, hand open, moved back and forth horizontally.
Explanation: The standard hand signal for 'STOP' is an arm extended, palm down, hand open, moved back and forth horizontally, indicating an immediate cessation of all crane functions.
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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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