n n n n n
n
Answers n n
n
n
What nis nmeant nby nthe nterm n"two nblocking"? n
a. Placing nblocks nunder nthe noutrigger nbeams. n
b. The nload nblock ncontacts nthe nboom npoint nsheaves. n
c. Stacking nloads non ntop nof none nanother. n
d. The nload nstrikes nthe nboom nwhile nswinging. n- nCORRECT nANSWERS-b. nThe nload
nblock ncontacts nthe nboom npoint nsheaves. n
n
Lifting n20,000 nlbs nwith na n2-leg nbridle nsling nat na n30° nhorizontal nsling nangle, nwhat
nis nthe n
n
force napplied nto neach
nleg?
n
a. 10,000 n
n
npounds
b. 20,000
npounds
c. n30,000
npounds
n
d. n40,000 npounds n- nCORRECT nANSWERS-b. n20,000
npounds
n
In nmultiple ncrane nlifts nusing nan nequalizer nbeam, nthe nweight nof nthe nbeam nshould nbe
nconsidered: n
a. Part nof nthe ncrane nboom n n
b. Part nof nthe nload nweight n
c. Part nof nthe ncrane nweight n
d. A nnon-factor n- nCORRECT nANSWERS-b. nPart nof nthe nload nweight n
n
n
What nis nrequired nif nthere nis na ndeviation nfrom nthe nlift
nplan?
n
a. nThe nsupervisor's
npermission
n
b. nThe nrigger's
npermission
n
c. nA nnew nlift
nplan
d. nMark nups non nthe nexisting nlift nplan n- nCORRECT nANSWERS-c. nA nnew nlift
nplan
n
On nlevel nground nusing nskids nand nrollers, nwhat npercent nof nthe nweight nof nthe nload
nshould nyield nthe nrequired nline npull nas na ngeneral nrule nof nthumb? n
, a. 2% n
b. 5% n
c. 10% n
d. 20% n- nCORRECT nANSWERS-b. n5% n
n
All nof nthe nfollowing nare nresults nof nunbalanced nreeving nof nthe nhook nblock
nEXCEPT: na. nWear non nthe nsheaves n
b. Torque non nthe nboom n
c. Wear non nthe nhook n
d. Wear non nthe nwire nrope n- nCORRECT nANSWERS-c. nWear non nthe nhook n
n
Before na nspreader nbar nor nbeams ncan nbe nused nthey nMUST nhave
nbeen: na. nRepainted n
b. Used nbefore n
c. Tested nand napproved n
d. Upgraded nfrom nthe nprevious njob n- nCORRECT nANSWERS-c. nTested nand napproved
n
n
When nmaterials nare nbeing nhoisted nto nan nupper nlevel, na ntag nline nis nused
nto: na. nHelp nraise nthe nload n
b. Help ncontrol nthe nload n
c. Stop nthe nprocess n
d. Stop nmaterial nfrom nfalling n- nCORRECT nANSWERS-b. nHelp ncontrol nthe nload n
n
Two ncranes nare nlifting n100 ntons. nIf ncrane nA nhas n40% nof nthe nload, nhow nmuch
nweight nwill ncrane nB nhave non nits nhook? na. n60,000 nlbs n
b. 80,000 nlbs n
c. 120,000 nlbs n
d. 240,000 nlbs n- nCORRECT nANSWERS-a. n60,000 nlbs n
n
To nCONFIRM nthe nrated ncapacity nof na nspecific n sling, n consult n the
nmanufacturer's:
n
a. nSling
nchart
n
b. n
nWebsite
c. nSling
ntag
n
d. nCatalog n- nCORRECT nANSWERS-c. nSling
ntag
n
OSHA nregulations nrequire nhook nreplacement n if nthe nopening nexceeds nwhat
npercentage nof n
n
its noriginal nthroat
nopening?
n
a. 10% n
n
b. 15%