Manitowoc LBTq1

National Commission For The Certification Of Crane Operators - NCCCO

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Mobile Crane Operator
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Written Exam - Sample Test Questions
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Load Charts

MANITOWOC Lattice Boom Truck

These sample questions are intended to convey something of the style and content of the National Operator Certification Program examination developed and administered by the National Commission for the Certification of Crane Operators (NCCCO). They are not actual test questions, nor do they attempt to address all of the areas of knowledge tested on the CCO certification examination. Response to these questions is not necessarily an indication of performance on the CCO examinations.

(Note: N/A means Not Applicable)

Answer 1

Outriggers: Fully Extended and Set	Extension /Jib length: 40 ft
Counterweight: 95,400 lbs CC & 25,000 lbs BC	Extension /Jib angle: 15° offset
Tires: N/A	Block: N/A
Crawlers: N/A	Headache Ball: 765 lbs
Main boom type, length: 140 ft	Rigging: 750 lbs
Main Boom angle: N/A	Wire rope (main boom): N/A
Radius: 110 ft	Wire rope (extension/jib): 2 lbs/ft
Other: N/A

NOTE: For line in use, deductions for wire rope length beneath boom/jib shall be based on the boom/jib point-elevation column listed on the boom/jib capacity chart. Boom/jib point-elevation shall be rounded to the nearest whole number.

What is the gross lifting capacity off the jib?

D. 29,500 lbs.