What is the main purpose of rigging in crane operations?
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Wrong!
Rigging secures and balances loads to ensure safe lifting and transport.
Which type of hitch is best for lifting round objects?
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Wrong!
Choker hitches provide a tight grip around cylindrical objects during lifts.
What is the term for the maximum weight a sling can safely lift?
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The working load limit (WLL) defines the safe capacity of rigging gear.
Which of the following is a key inspection point for rigging equipment?
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Frays, kinks, and cuts can weaken rigging and should be identified before use.
Why is load angle important in rigging?
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As the angle decreases from vertical, stress on the sling increases.
How should rigging hardware be stored?
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Proper storage prevents corrosion and mechanical damage to rigging gear.
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When should rigging be replaced?
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If any visible defects are found or the WLL is compromised, rigging should be taken out of service.
What tool helps monitor the tension on a rigging line?
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Load indicators measure the force applied and help prevent overloading.
What should always be confirmed before rigging a load?
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The load's center of gravity ensures the lift remains stable and secure.