Grove TLL q2c

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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Telescopic Boom Crane-Swing Cab (TLL)

Grove

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)

Sample Item #2

Configuration	On Outriggers Fully Extended	Extension	Fixed Extension Stowed
Counterweight	7,800-lb. Removable	Ext. Off-set / Angle	N/A
Main Boom	70-ft.	Block	15 Ton, 1 Sheave, 2-parts of line
Main Boom Angle	N/A	Ball	7.5 Ton, 10-ft. below tip
Radius	49-ft.	Rigging	150-lb.
Other	Auxiliary Boom Head	Main Rope	1-lb./ft.
Other	N/A	Aux. Rope	1-lb./ft.

Note: For line in use, when wire rope deductions are required, the wire rope length will be measured from the boom tip to the ground.

What is the net capacity when lifting off the main boom over the side?

Answer chosen: C, Correct

Gross Capacity	11,450
Jib	267
Block	380
Ball	338
Rigging	150
Main Rope	50
Aux Rope	10
Auxiliary Boom Head	143
Total Deducts	1,338
Net Capacity	10,112