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Exam (elaborations)

NCCCO Questions Test 1

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2024/2025 Written for academic year
Institution Nccco
Course Nccco
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Where is the best location for leveling a crane? Upperworks When determining the "gross load" the best method is: Get an accurate load weight and add the rigging. By order of hitch strength, which is the correct answer? Basket, vertical, choker What is the purpose of using a jib? Increase height When taking a side strain on a boom, what concerns the operator most? Boom damage You should always have at least how many wraps on a hoist drum? 2 On a load chart, values above the bold line mean: Capacities based on structural competence. The primary purpose for a rooster sheave or Auxiliary boom point is to: Separate the hoist lines. What is the proper procedure when using an insulating link or a boot near power lines? Be sure to maintain the correct allowable distance from the lines. When the number of layers of rope on a drum increases, the: Allowable line pull decreases. What is the minimum allowable distance from the crane and power lines under 50kV? 10 ft. The term "Upperworks or Superstructure" refer to the area of the crane: Above the turntable Side loading may be caused by: Starting or stopping the swing too rapidly. What is the best procedure to follow when underground utilities may be present? Contact local utility company Eccentric main boom tip reeving causes: Twisting of the boom How many randomly broken wires must there be to remove a running wire rope from service? 6 When lifting personnel in a man-basket using 6x19 wire rope, the minimum safety factor is? 7 What is the safety factor required when using non rotating wire rope and lifting personnel in a man-basket? 10

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NCCCO Questions Test 1
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Whenghdeterminingghthegh"grossghload"ghtheghbestghmethodghis:
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Byghorderghofghhitchghstrength,ghwhichghisghtheghcorrectghanswer? Basket,ghvertical,ghchoker
Whatghisghtheghpurposeghofghusingghaghjib? Increaseghheight
Whenghtakingghaghsideghstrainghonghaghboom,ghwhatghconcernsghtheghoperatorghmost? Boomghdamage
Youghshouldghalwaysghhaveghatghleastghhowghmanyghwrapsghonghaghhoistghdrum? 2
Onghaghloadghchart,ghvaluesghaboveghtheghboldghlineghmean:
Capacitiesghbasedghonghstructuralghcompetence.
TheghprimaryghpurposeghforghaghroosterghsheaveghorghAuxiliaryghboomghpointghisghto:
Separateghtheghhoistghlines.
Whatghisghtheghproperghprocedureghwhenghusingghanghinsulatingghlinkghorghaghbootghnearghpowerghlines?
Beghsureghtoghmaintainghtheghcorrectghallowableghdistanceghfromghtheghlines.
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Allowableghlineghpullghdecreases.
Whatghisghtheghminimumghallowableghdistanceghfromghtheghcraneghandghpowerghlinesghundergh50kV?
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Aboveghtheghturntable
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Whatghisghtheghbestghprocedureghtoghfollowghwhenghundergroundghutilitiesghmayghbeghpresent?
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ce? 6
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Whoghhasghtheghresponsibilityghforghdeterminingghtheghcorrectghweightghofghaghload? Supervisor
Whenghworkingghnearghpowerghlines,ghwhenghisghaghsignalghpersonghrequired?
Whenghcraneghmovesghwithinghaghboom'sghlengthghofghpowerghlines.
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September 7, 2024
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