ADVANCED RIGGING TESTS COMPREHENSIVE
STUDY QUESTIONS AND ANSWERS
◉ 2) lifting 20,000lbs, with a 2-leg bridle sling at a 30 horizontal
sling angle, what is force applied to each leg?
Answer: 20,000
◉ 3) In multiple crane lifts using an equalizer beam, the weight of
the beam should be considered:
Answer: Part of the load weight
◉ 4) What is required if there is a deviation in the lift plan?
Answer: A new lift plan
◉ 5) On level ground using skids and rollers, what percent of the
weight of the load should yield the required line pull as a general
rule of thumb?
Answer: 5%
◉ 6) All of the following are results of unbalanced reeving of the
hook block EXCEPT:
Answer: Wear on the hook
, ◉ 7) Before a spreader bar or beams can be used they MUST have
been:
Answer: Tested and approved
◉ 8) When materials are being hoisted to an upper level, a tag line is
used to:
Answer: Help control the load
◉ 9) 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: 120,000 Ibs.
◉ 10) To confirm the rated capacity of a specific sling, consult the
manufacturer's:
Answer: Sling tag
◉ 11) OSHA regulations require hook replacement if the opening
exceeds what percentage of its original throat opening?
Answer: 15%
◉ 12) At what percentage of increase in length should a chain sling
be removed from service?
STUDY QUESTIONS AND ANSWERS
◉ 2) lifting 20,000lbs, with a 2-leg bridle sling at a 30 horizontal
sling angle, what is force applied to each leg?
Answer: 20,000
◉ 3) In multiple crane lifts using an equalizer beam, the weight of
the beam should be considered:
Answer: Part of the load weight
◉ 4) What is required if there is a deviation in the lift plan?
Answer: A new lift plan
◉ 5) On level ground using skids and rollers, what percent of the
weight of the load should yield the required line pull as a general
rule of thumb?
Answer: 5%
◉ 6) All of the following are results of unbalanced reeving of the
hook block EXCEPT:
Answer: Wear on the hook
, ◉ 7) Before a spreader bar or beams can be used they MUST have
been:
Answer: Tested and approved
◉ 8) When materials are being hoisted to an upper level, a tag line is
used to:
Answer: Help control the load
◉ 9) 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: 120,000 Ibs.
◉ 10) To confirm the rated capacity of a specific sling, consult the
manufacturer's:
Answer: Sling tag
◉ 11) OSHA regulations require hook replacement if the opening
exceeds what percentage of its original throat opening?
Answer: 15%
◉ 12) At what percentage of increase in length should a chain sling
be removed from service?
