questions and answers
1) What is meant by the term "two blocking - CORRECT ANSWER-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? - CORRECT ANSWER-20,000
3) In multiple crane lifts using an equalizer beam, the weight of the beam should be
considered: - CORRECT ANSWER-Part of the load weight
4) What is required if there is a deviation in the lift plan? - CORRECT ANSWER-A new
lift plan
5) On level ground zusing zskids zand zrollers, zwhat zpercent zof zthe zweight zof zthe zload
zshould zyield zthe zrequired zline zpull zas za zgeneral zrule zof zthumb? z- zCORRECT
zANSWER-5% z
6) All zof zthe zfollowing zare zresults zof zunbalanced zreeving zof zthe zhook zblock
zEXCEPT: z- zCORRECT zANSWER-Wear zon zthe zhook z
7) Before za zspreader zbar zor zbeams zcan zbe zused zthey zMUST zhave zbeen: z-
zCORRECT zANSWER-Tested zand zapproved z
8) When zmaterials zare zbeing zhoisted zto zan zupper zlevel, za ztag zline zis
zused zto: z- zCORRECT zANSWER-Help zcontrol zthe zload z
9) Two zcranes zare zlifting z100 ztons z. zIf zcrane zA zhas z40 z% zof zthe zload z, zhow
zmuch zweight zwill zcrane zB zhave zon zits zhook? z- zCORRECT zANSWER-120,000
zIbs. z
10) To zconfirm zthe zrated zcapacity zof za zspecific zsling, zconsult zthe
zmanufacturer's: z- zCORRECT zANSWER-Sling ztag z
11) OSHA zregulations zrequire zhook zreplacement zif zthe zopening zexceeds
zwhat zpercentage zof zits zoriginal zthroat zopening? z- zCORRECT zANSWER-
15% z
12) At zwhat zpercentage zof zincrease zin zlength zshould za zchain zsling zbe
zremoved zfrom zservice? z- zCORRECT zANSWER-5% z
13) The zmethodical zprocess zthat zattempts zto zidentify zhazards zand zdevise
zplans zto zovercome zor zeliminate zhazards zwhich zmay zinterfere zwith zcrane zor
, zrigging zis zcalled: z- zCORRECT zANSWER-Lift zplan z