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NCCCO Test 3 Exam Questions with Verified Solutions
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NCCCO Test 3 Exam Questions with Verified Solutions
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NCCCO Test 3 Exam Questionswith Verified Solutions
The crane is out of level, you release the swing brake, the boom swings
downhill, your: - -Load radius increases
-Blocking can be placed under the ends of tracks to: - -Increase the crane's
stability when operating over front or back.
-What quadrant produces the least amount of ground pressure on a lattice
crawler - -Side
-On lattice boom cranes fitted with power load lowering, a heavy load should
be lowered by using the: - -Power load-lowering feature and the foot brake.
-Abruptly stopping a rapid swing on a long-boom mobile crane will produce
what major effect - -Overturning the crane or collapsing the boom.
-When the boom handle is released to its center position, which action
should be expected - -The boom hoist will be held stationary.
-On a lattice boom crawler crane, the main boom length is measured from
the: - -Center of the boom heel pins to the center of the boom tip sheave.
-If you can't level your crawler crane: - -Don't operate crane.
-What effects does having crawlers retracted have on a crawler crane with a
long boom - -Decrease in capacity
-If your crawler crane is on a barge, it is necessary to: - -Secure the crane to
the barge
-A pin-connected lattice boom is being dismantled. After connecting the
equalizer (bridle) to the connecting lugs on the boom, which boom
connecting pins should be removed first - -Lower connection pins, located at
and ahead of the equalizer.
-When using a mobile crane on a barge, the crane's load capacity chart
should be: - -Replaced by a list chart.
-How many broken wires are permitted at the end connection of a pendant
before it must be taken out of service - -1
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