COMPLETE SOLUTION 100% VERIFIED
ANSWERS A+ GRADED FREE
gWhen should an approved lift plan be re-approved? - Correct answer.D. If there is any deviation from
the original lift plan.
Electrical hazards in the lift area and swing direction and degree are factors to consider in preparing
which portion of a lift plan? - Correct answer.D. Crane Placement
Capacities for crawler cranes that have outrigger extensions may not exceed ________. - Correct
answer.D. 85 perfect of tipping
When planning a lift involving two cranes, calculate the lowest net capacities that both cranes will have
during the lift. The next step is to ______. - Correct answer.A. Make sure that the sum of the lowest
rated net capacities of the cranes exceeds the load weight.
A lift plan should be discussed ______. - Correct answer.D. At a pre-lift meeting where all personnel in
the lift are present.
What is meant by the term "two blocking?" - Correct answer.B. The load block contacts the boom point
sheaves
Lifting 20,000 lbs with a 2-leg bridle sling at a 30° horizontal sling angle, what is the force applied to each
leg? - Correct answer.20,000 lbs.
, In multiple crane lifts using an equalizer beam, the weight of the beam should be considered: - Correct
answer.Part of the load weight
What is required if there is deviation from the lift plan? - Correct answer.A new lift plan
On level ground using skids and rollers, what percent of the weigh of the load should yield the required
line pull as a general rule of thumb? - Correct answer.5%
All of the following are results of unbalanced reeving of the block except: - Correct answer.Wear on the
hook
Before a spreader bar or beams can be used they MUST have been: - Correct answer.Tested and
approved
When materials are being hoisted to an upper level, a tag line is used to: - Correct 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? - Correct answer.120,000 lbs
To confirm the rated capacity of a specific sling, consult the manufacturer's: - Correct answer.Sling tag
OSHA regulations require hook replacement if the opening exceeds what percentage of it's original
throat opening? - Correct answer.15%
At what percentage of increase in length should a chain sling be removed from service? - Correct
answer.5%
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: - Correct answer.Lift plan
What provides additional control of a load being lifted? - Correct answer.Tag lines