TOWER CRANE QUESTIONS AND ANSWERS

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TOWER CRANE QUESTIONS AND ANSWERS

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TOWER CRANE QUESTIONS AND ANSWERS

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TOWER CRANE QUESTIONS AND
ANSWERS

Which6of6the6following6OSHA6regulations6govern6suspended6personnel6platforms?6-
6answer-OSHA61926.1431

According6to6ASME6B30.36The6prohibited6zone6for6power6lines6that6are6606kV6is6-
6answer-156ft

According6to6ASME6B30.3,6load6hoist6rotation6resistant6wire6rope6has6a6design6factor6of
6-6answer-56to61

According6to6ASME6B30.36when6Lifting6a6suspended6personnel6platform6design6factor6f
or6the6rigging6hardware6is6-6answer-56to61

According6to6ASME6B30.36Load6hoist6ropes6that6are6not6rotation6resistant6must6have6a6
design6factor6of6-6answer-56to61

The6OSHA6construction6standard6for6rigging6equipment6is6-6answer-1926.251

According6to6ASME6B30.36on6who's6recommendations6should6a6preventative6maintena
nce6program6be6set6up?6-6answer-Crane6manufacturer

When6using6cable6or6nylon6spreaders6it6is6important6to6remember:6-6answer-
The6lower6the6spreader6angle6the6greater6the6tension

According6to6OSHA6when6testing6a6man6basket6how6long6must6the6test6pick6be6maintai
ned?6-6answer-56minutes

,According6to6ASME6B30.36What6is6the6minimum6pitch6diameter6for6load6hoisting6sheav
es?6-6answer-Not6less6than6186times6rope6diameter

According6to6ASME6B30.36what6is6the6minimum6pitch6diameter6for6load6block6sheaves?
6-6answer-Not6less6than6166times6rope6diameter

According6to6ASME6B30.36what6is6the6minimum6pitch6diameter6for6boom6hoist6sheaves
?6-6answer-Not6less6than6156times6rope6diameter

According6to6OSHA6when6lifting6personnel6the6cranes6hook6must6be6the6type6that6-
6answer-Can6be6closed6and6locked

According6to6OSHA6when6working6over6water6with6a6man6basket6are6the6people6inside6
required6to6wear6a6belt/harness?6-6answer-No6harness6or6belt6required

According6to6ASME6B30.36when6working6near6powerlines6where6should6caution6sticker
s6be6installed?6-6answer-Operator6station6and6at6the6base6of6the6crane

According6to6OSHA6a6frequent6inspection6is:6-6answer-Daily6to6monthly

According6to6OSHA6a6periodic6inspection6is:6-6answer-Monthly6to6annually

Cranes6idle6for6more6than6six6months6must6have6inspections6performed:6-6answer-
Frequent6and6periodic

Cranes6idle6for6less6than6six6months6must6have6inspections6performed:6-6answer-
Frequent

Cranes6lifting6personnel6platform6must6have6the6platform6and6rigging6inspected:6-
6answer-Prior6to6each6shift

Crane6hooks6must6not6be6twisted6in6excess6of:6-6answer-106degrees

A6Crane6hook's6throat6must6not6exceed:6-6answer-15%6of6its6original6size

By6order6of6hitch6strength6which6is6the6correct6answer?6-6answer-
Basket,vertical6,choker

According6to6ASME6B30.36And6OSHA6you6should6always6have6at6least6how6many6wra
ps6on6the6hoist6drum?6-6answer-2

What6is6the6minimum6allowable6distance6from6the6crane6and6power6lines6under6506kV?
6-6answer-106ft

According6to6ASME6B30.36How6many6randomly6broken6wires6must6there6be6to6remove6
a6running6wire6rope6from6service?6-6answer-12

, According6to6ASME6B30.36when6working6near6power6lines6when6is6a6signal6person6req
uired?6-6answer-When6crane6moves6within6a6booms6length6of6power6lines

According6to6OSHA6after6the6crane6has6been6checked6out6and6before6personnel6lift6op
erations6begin6the6crew6should:6-6answer-Have6a6pre-lift6meeting

According6to6OSHA6when6is6it6safe6to6work6closer6than6the6allowable6distance6from6po
wer6lines?6-6answer-When6utility6company6says6lines6are6De-Energized

When6should6a6tagline6be6used?6-6answer-When6rotation6of6load6would6be6dangerous

What6is6the6minimum6design6factor6required6for6a6boom6hoist6rope?6-6answer-3.55

How6many6broken6wires6must6be6present6in6one6strand6of6one6lay6for6running6wire6rop
e6to6be6removed6from6service?6-6answer-4

What6is6the6maximum6permitted6wind6speed6when6climbing6a6tower?6-6answer-206mph

According6to6ASME6B30.36A6crane6should6be6plumbed6to:6-6answer-16to6500

According6to6ASME6B30.36The6rated6load6under6static6conditions6shall6not6exceed6___
______6of6calculated6tipping6loads6-6answer-63%

According6to6AMSE6B30.36an6overhead6powerline6is6ALWAYS6considered6to6be:6-
6answer-Energized6until6the6power6company6has6verified6it6is6not6energized

High6tensile6bolts6shall6be6marked6with6manufacturers6designation6and:6-6answer-
Strength6rating

Bolt6connections6for6tower6sections6must6use6high6tensile6strength6nuts6with6ratings6of:6
-6answer-12

Washers6used6in6high6tensile6bolt6connections6shall6be6marked6with:6-6answer-HV

Before6installation6high6tensile6bolt6connection6Components6shall6be6cleaned6and6visua
lly6examined6for:6-6answer-Damage6and6corrosion

When6ready6to6torque6the6nut6on6a6high6tensile6bolt6connection6you6should:6-6answer-
Lubricate6threads

During6tightening6of6high6tensile6connections6the6bolt6is6stretched6to6a6specific6percenta
ge6of6its6elastic6limit6at6the6correct:6-6answer-Torque

Preferably6the6tightening6torque6shall6be6applied6to6the:6-6answer-Nut

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Uploaded on: March 16, 2026
Number of pages: 16
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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