Advanced Rigger Exam Questions and Complete Answers Graded A+
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Course
Ncccer advance rigger
Institution
Ncccer Advance Rigger
What is meant by the term "two blocking" - Answer: The load block contacts the boom point sheaves
Lifting 20,000 pound with a 2-leg bridle sling at 30% horizontal sling angle, what is the force applied to each leg. - Answer: 20,000 pound
In multiple crane lifts using an equalizer beam,...
, What is meant by the term "two blocking" - Answer: The load block contacts the boom point sheaves
Lifting 20,000 pound with a 2-leg bridle sling at 30% horizontal sling angle, what is the force applied to
each leg. - Answer: 20,000 pound
In multiple crane lifts using an equalizer beam, the weight of the beam should be considered. - Answer:
Part of the load weight
What is required if there is a deviation from the lift plan. - Answer: A new lift plan
On level ground using skids and roilers, what percent of the load should yield the required line pull as a
general rule of thumb. - Answer: 5%
All of the following are results of unbalanced reeving of the hook block EXCEPT. - Answer: Wear on the
hook
Before a spreader bar or beams can be used they Must have been. - Answer: tested and approved
When materials are being hoisted to an upper level, a tag line is used to. - Answer: Help control the load
Two cranes are lifting 100 tons . If crane A has 40% of the load, how much weight will crane B have on its
hook? - Answer: 60,000 lbs
To confirm the rated capacity of a specific sling, consult the manufacturer's. - Answer: Sling tag
OSHA regulations require hook replacement if the opening exceeds what percentage of its original
throat opening? - Answer: 15%
At what percentage of increase in length should a chin sling be removed from service? - Answer: 5%
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