NCCCO Overhead Crane questions with correct answers
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Course
NCCCO
Institution
NCCCO
Overhead cranes with more than one hoisting unit shall have? - ANSWER - Its rated load marked on it.
How often does O.S.H.A. require a written wire rope inspection? - ANSWER - Once a month
What is the purpose of the "E" (Emergency) stop on an overhead crane? - ANSWER - Removes power ...
NCCCO Overhead Crane questions with correct answers
Overhead cranes with more than one hoisting unit shall have? - ANSWER - Its rated load marked on it.
How often does O.S.H.A. require a written wire rope inspection? - ANSWER - Once a month
What is the purpose of the "E" (Emergency) stop on an overhead crane? - ANSWER - Removes power to entire crane.
Most loads should be rigged to within how many degrees of level? - ANSWER - 5
According to ASME B30.2, what is the safety factor for rigging? - ANSWER - 5 to 1
According to O.S.H.A. frequent inspections shall be performed? - ANSWER - Daily to monthly
According to ASME B30.2 a frequent inspection must be performed by a? - ANSWER - Designated person
According to OSHA, 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 leaving an overhead crane unattended, attached loads should be? - ANSWER - Lowered to the floor
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
When attaching spreaders to any load, you must keep in mind that? - ANSWER - The lower the spreader angle the greater the tension By order of hitch strength, which is correct?
a. Vertical, basket, choker b. Basket, vertical, choker c. Basket, choker, vertical
d. Choker, basket, vertical - ANSWER - Basket, vertical, choker
According to OSHA, the maximum hook throat opening must not exceed? - ANSWER - 15% of its original size
How many cubic feet is in a rectangular object that measures S At. X3 At. X2 ft.? - ANSWER - 30 cubic feet
An object weighs 150 lbs per cubic foot and measures 4 ft. X3 A. X3 ft., what is its weight? - ANSWER - 5,400 lbs
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 - 2 wraps
The upper limit switch of all overhead cranes shall be tested every? - ANSWER - Shift
Vertical movement of an overhead crane is controlled by the? - 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 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 do ASME, 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
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