American LBC q3d

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

Lattice Boom Crawler Crane (LBC)

American

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 #3

Configuration	Side Frames Extended	Extension	N/A
Counterweight	58,100-lb.	Ext. Off-set / Angle	N/A
Main Boom	130-ft.	Block	1,200-lb., 2-parts of line
Main Boom Angle	N/A	Ball	N/A
Radius	65-ft.	Rigging	450-lb.
Other	N/A	Main Rope	2-lb./ft.
Other	N/A	Aux. Rope	N/A

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

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

Answer chosen: D, Incorrect

Reason for error: Gross capacity

Please go back to previous page to attempt question again.