QUESTION |SOLVED
1) What is meant by the term "two blocking - Accurate Answers✔✔✔
The load block contacts the boom point sheaves.
2) lifting 20,000lbs, with a 2-leg bridle sling at a 30 horizontal sling
angle, what is force applied to each leg? - Accurate Answers✔✔✔
20,000
3) In multiple crane lifts using an equalizer beam, the weight of the
beam should be considered: - Accurate Answers✔✔✔ Part of the load
weight
4) What is required if there is a deviation in the lift plan? - Accurate
Answers✔✔✔ 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? -
Accurate Answers✔✔✔ 5%
6) All of the following are results of unbalanced reeving of the hook
block EXCEPT: - Accurate Answers✔✔✔ Wear on the hook
, 7) Before a spreader bar or beams can be used they MUST have been: -
Accurate Answers✔✔✔ Tested and approved
8) When materials are being hoisted to an upper level, a tag line is used
to: - Accurate Answers✔✔✔ 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? - Accurate Answers✔✔✔
120,000 Ibs.
10) To confirm the rated capacity of a specific sling, consult the
manufacturer's: - Accurate Answers✔✔✔ Sling tag
11) OSHA regulations require hook replacement if the opening exceeds
what percentage of its original throat opening? - Accurate
Answers✔✔✔ 15%
12) At what percentage of increase in length should a chain sling be
removed from service? - Accurate Answers✔✔✔ 5%
13) The methodical process that attempts to identify hazards and devise
plans to overcome or eliminate hazards which may interfere with crane
or rigging is called: - Accurate Answers✔✔✔ Lift plan
14) What provides additional control of a load being lifted? - Accurate
Answers✔✔✔ Tag lines