NCCCO test #3 CORRECT QUESTIONS & ANSWERS(GRADED A)
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Course
NCCCO Crane
Institution
NCCCO Crane
The crane is out of level, you release the swing break, the boom swings downhill, your: - ANSWER Load radius increases
Blocking can be placed under the ends of tracks to: - ANSWER Increase the cranes stability when Operating over front or back
What quadrant produces the least amount of ground...
NCCCO test #3 CORRECT QUESTIONS & ANSWERS(GRADED
A)
The crane is out of level, you release the swing break, the boom swings downhill, your: - ANSWER Load radius
increases
Blocking can be placed under the ends of tracks to: - ANSWER Increase the cranes stability when Operating over
front or back
What quadrant produces the least amount of ground pressure on a lattice crawler: - ANSWER Side
On lattice boom crane's fitted with power load Lowering , a heavy load should be lowered by using the: - ANSWER
Power Load-lowering feature and the foot break
Abruptly stopping a rapid swing on a long-boom mobile crane will produce what major effect? - ANSWER
Overturning the crane or collapsing the boom
, When the boom handle is released to it center position, which action should be expected? - ANSWER The boom
hoist will be held stationary
On a lattice boom crawler crane, the main boom length is measured from the: - ANSWER Center of the boom heal
pins to the center of the boom tip sheave
You can't level your crawler crane: - ANSWER Don't operate crane
What affect does having the crawlers retracted have on a crawler crane with a long boom? - ANSWER Decrease in
capacity
Your crawler crane is on a barge, it is necessary to: - ANSWER Secure the crane to the barge
A pin connected lattice boom is being dismantled. After connecting the equalizer (bridal) to the connecting lugs
on the boom, which boom connecting pins should be removed first? - ANSWER Lower connecting pins, located at
and ahead of the equalizer
When installing a pin-connected lattice boom on a mobile crane you should always: - ANSWER Use the boom hoist
Pawl to hold the boom
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