Exam (elaborations)

Overhead Crane Test Questions and Answers Fully Solved 100%

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Overhead Crane

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Overhead Crane

According to OSHA, how many wraps must be left on the hoist drum of an overhead crane with the hook at its lowest position? - Answer-3 wraps Before leaving an overhead crane unattended, attached loads should be? - Answerlowered to the floor A floor weight limitation is posted at 700 pounds per s...

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overhead crane

Institution Overhead Crane
Course Overhead Crane

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Overhead Crane Test
According to OSHA, how many wraps must be left on the hoist drum of an overhead
crane with the hook at its lowest position? - Answer-3 wraps

Before leaving an overhead crane unattended, attached loads should be? - Answer-
lowered to the floor

A floor weight limitation is posted at 700 pounds per square foot maximum. Before
lowering a load down onto this floor that is calculated at 900 pounds per square foot,
what must be done? - Answer-install cribbing to increase surface bearing area

An object to be lifted is rectangular in shape and measures 5' long x 3' wide x 2' high.
What is the volume of this object? - Answer-30 cubic feet

According to O.S.H.A. frequent Inspections shall be performed when? - Answer-daily to
monthly

According to ASME B30.2 a frequent inspection must be performed by a? - Answer-
designated person

According to ASME B30.2, the maximum twist of the hook can't exceed? - Answer-10
degrees

When inspecting electrical contacts, what are the signs they are bad? - Answer-pitted or
burned

According to ASME B30.2, what type of fire extinguisher is required for overhead
cranes? - Answer-10BC

Before using your hand to steady any load, you should? - Answer-follow company policy

According to OSHA, the rated capacity of all overhead cranes shall be? - Answer-clearly
marked on the side of the crane

Overhead cranes with more than one hoisting unit shall have what? - Answer-its rated
load marked on it

What is the purpose of the "E" (Emergency) stop on an overhead crane? - Answer-
removes power to entire crane

How often does O.S.H.A. require a written wire rope inspection? - Answer-once a month

, Most loads should be rigged to within how many degrees of level? - Answer-five

According to ASME B30.2, what is the safety factor for rigging? - Answer-5 to 1

When attaching spreaders to any load, you must keep in mind of what? - Answer-the
lower the spreader angle the greater the tension

What is the order of hitch strength? - Answer-basket, vertical, choker

According to OSHA, the maximum hook throat opening must not exceed what? -
Answer-15% of its original size

How many cubic feet is in a rectangular object that measures 5 ft. X 3 ft. X 2 ft.? -
Answer-30 cubic feet

An object weighs 150 lbs per cubic foot and measures 4 ft. X 3 ft. X3 ft., what is its
weight? - Answer-5,400 lbs

The upper limit switch of all overhead cranes shall be tested every? - Answer-shift

What is the vertical movement of an overhead crane is controlled by? - Answer-hoist
controller

A swinging load should be controlled by the? - Answer-bridge and trolley controller

What should be the first step in a daily inspection of an overhead crane? - Answer-
check the main switch

What should be done with an unbalanced load? - Answer-lower load to the floor

When making a lift, where should the load block be positioned? - Answer-vertically over
the load's center of gravity

When energizing the crane, the controller should be in what position? - Answer-neutral

According to A.S.M.E., warning signals shall be given when? - Answer-starting and
during movement

According to A.S.M.E.B30.2, an overhead crane equipped with a lower limit device can
have how many wraps left on the drum at its lowest point? - Answer-one

According to O.S.H.A., when is the proper time to check the hoist brake? - Answer-
during the first lift

In the event of an emergency, who may give the stop signal? - Answer-anyone

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