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: f- fCORRECT fANSWER-Part fof fthe fload fweight f
4) What fis frequired fif fthere fis fa fdeviation fin fthe flift fplan? f- fCORRECT fANSWER-A
fnew flift fplan f
5) On flevel fground fusing fskids fand frollers, fwhat fpercent fof fthe fweight fof fthe fload
fshould fyield fthe frequired fline fpull fas fa fgeneral frule fof fthumb? f- fCORRECT fANSWER-
5% f
6) All fof fthe ffollowing fare fresults fof funbalanced freeving fof fthe fhook fblock
fEXCEPT: f- fCORRECT fANSWER-Wear fon fthe fhook f
7) Before fa fspreader fbar for fbeams fcan fbe fused fthey fMUST fhave fbeen: f-
fCORRECT fANSWER-Tested fand fapproved f
8) When fmaterials fare fbeing fhoisted fto fan fupper flevel, fa ftag fline fis fused
fto: f- fCORRECT fANSWER-Help fcontrol fthe fload f
9) Two fcranes fare flifting f100 ftons f. fIf fcrane fA fhas f40 f% fof fthe fload f, fhow fmuch
fweight fwill fcrane fB fhave fon fits fhook? f- fCORRECT fANSWER-120,000 fIbs. f
10) To fconfirm fthe frated fcapacity fof fa fspecific fsling, fconsult fthe
fmanufacturer's: f- fCORRECT fANSWER-Sling ftag f
11) OSHA fregulations frequire fhook freplacement fif fthe fopening fexceeds
fwhat fpercentage fof fits foriginal fthroat fopening? f- fCORRECT fANSWER-
15% f
12) At fwhat fpercentage fof fincrease fin flength fshould fa fchain fsling fbe fremoved
ffrom fservice? f- fCORRECT fANSWER-5% f
13) The fmethodical fprocess fthat fattempts fto fidentify fhazards fand fdevise fplans
fto fovercome for feliminate fhazards fwhich fmay finterfere fwith fcrane for frigging fis
fcalled: f- fCORRECT fANSWER-Lift fplan f
, 14) What fprovides fadditional fcontrol fof fa fload fbeing flifted? f- fCORRECT fANSWER-
Tag flines f
15) When ftraveling fon fa frubber ftire fmobile fcrane, fhow fshould fthe fboom fbe
fpositioned? f- fCORRECT fANSWER-In fline fwith fthe fdirection fof ftravel f
16) Before fperforming fpick fand fcarry foperations fwith fany fmobile fcrane, fit fis
fimportant fto: f- fCORRECT fANSWER-Refer fto fthe fmanufacturer's fcapacity fchart f
17 f) fAccording fto fASME fB30.5 f, fa ftwo fcrane flift fis fsignaled fby f- fCORRECT
fANSWER-One fdesignated fperson
18) fHow fmuch fforce fwould fbe frequired fto fmove fan fobject fup fan finclined
fplane fcompared fto flifting fit fvertically? f- fCORRECT fANSWER-Less fforce
20) fAll fof fthe ffollowing fare freasons ffor fstopping fpersonnel flifting foperations
fEXCEPT f- fCORRECT fANSWER-There fare fno ftag flines
22) The fpoint fof fany fobject's fweight fcan fbe fassumed fto fbe fconcentrated
fat: f- fCORRECT fANSWER-Center fof fgravity f
23) In fa fspur-gear fchain fhoist fwith fa ftwo fchain fsystem, fthe fendless fchain fis fused
fto f- fCORRECT fANSWER-Raise fand flower fthe fload f
24) In fan femergency fsituation, fwhat fis fthe frigger's fFIRST fpriority? f-
fCORRECT fANSWER-To fprevent finjury for floss fof flife f
25) All fof fthe ffollowing fconditions fexert fdynamic floading fon fa fcrane
fEXCEPT: f- fCORRECT fANSWER-Static fboom fangle f
26) Proper flead fsheave fplacement fas fit frelates fto fthe fhoisting fdrum flocation
fis: f- fCORRECT fANSWER-Proper fspooling fof fwire frope f
27) The fmost fimportant finformation fto fconsider fwhen fplanning fa flift fis: f-
fCORRECT fANSWER-weight fof fthe fload f
28) Prior fto fuse, fall fnew, faltered, fmodified, for frepaired frigging fhardware fshall
fbe finspected fby fwhom? f- fCORRECT fANSWER-designated fperson f
29) An funsafe fcondition fthat friggers fshould fbe faware fof fwhen fdealing fwith fa fmulti
fpart fload fblock fis: f- fCORRECT fANSWER-Twisting fmulti fpart flines f
31) fThe fonly fpersonnel fallowed fto fhave ftheir fbody fparts foutside fof fthe fsuspended
fpersonnel fplatform fduring fhoisting fand flowering foperations fare: f- fCORRECT
fANSWER-Signal fpersons