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Crane Operation
NCCCO Rigger & Signalperson Certification
Sling Types - Wire Rope, Chain & Synthetic Materials
Knowledge Check
Sling Types - Wire Rope, Chain & Synthetic Materials
Knowledge Check
Knowledge Check
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What is proof testing of slings?
A
Applying a load greater than the WLL but less than the breaking strength to verify integrity
B
Visual inspection before each use
C
Testing the sling material in a laboratory
D
Testing a sling to its breaking point
Check Answer
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