NCCCO MOBILE CRANE EXAM

NCCCO MOBILE CRANE EXAM

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Terms in this set (99) Save 1 / 4

• What action

does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up?

• Boom down
• Swing
• Boom up
• Extend boom
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• When hoisting

personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid?

• 1%
• 2%
• 5%
• 8%
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• The load line of

the crane you're operating contacts an energized power line. There's no sign of any other danger, such as fire. What should you do?

• Climb down

carefully from the crane cab

• Jump down,

feet together

• Stay in the cab

until the lines are de-energized

• Get as far away

from the crane as possible

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