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NCCCO Crane Operator Practice Test

380 practice questions across 10 topics, each with a written explanation of why the correct answer is correct. Start below — the first questions are free and no account is required.

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Topics on the NCCCO Crane Operator exam

Sample NCCCO Crane Operator questions

Load Charts

What is the definition of 'Gross Capacity' as listed in a crane's load chart?

  1. A. The weight of the load only
  2. B. The maximum weight the crane can lift, including the weight of the load and all deductions (hook block, rigging, etc.)
  3. C. The weight of the crane itself
  4. D. The maximum load minus the weight of the rigging

Answer: B. Gross Capacity is the total weight the crane is rated to lift at a specific configuration. This includes the payload plus all deductions such as the hook block, headache ball, rigging, and effective weight of the jib.

Crane Setup

According to OSHA, outriggers must be extended:

  1. A. To the manufacturer's specified positions (fully extended, mid-extend, etc.) with tires off the ground
  2. B. As far as possible
  3. C. Just enough to touch the ground
  4. D. Only on the lifting side

Answer: A. Outriggers must be set according to the load chart being used (e.g., fully extended) and the tires must be relieved of all weight.

Rigging

What is the minimum design factor (safety factor) for wire rope slings?

  1. A. 3 to 1
  2. B. 4 to 1
  3. C. 5 to 1
  4. D. 7 to 1

Answer: C. ASME B30.9 establishes a design factor of 5:1 for wire rope slings used in general hoisting applications.

Work through every topic on the NCCCO Crane Operator question directory, or start the timed practice test above.

NCCCO Crane Operator exam — frequently asked questions

How many questions are on the NCCCO Crane Operator exam?

The current CCO Mobile Crane Operator handbook lists 95 questions for the Core exam and 28 questions for each separate mobile-crane Specialty exam. VoltExam provides 380 practice questions for supplemental practice.

What score do you need to pass the NCCCO Crane Operator exam?

CCO describes its written exams as criterion-referenced and does not publish a percentage cut score. Use practice results to choose review topics, not as an official pass prediction.

What is the pass rate for the NCCCO Crane Operator exam?

CCO does not publish a first-attempt pass-rate percentage in the current Mobile Crane Operator candidate handbook, so VoltExam does not estimate one here.

How long should I study for the NCCCO Crane Operator exam?

Preparation time depends on your operating experience and chosen specialty. Use the current CCO content outline to separate Core review from specialty-specific load-chart practice.

What topics are on the NCCCO Crane Operator exam?

The NCCCO Crane Operator exam covers topics including: Load Charts, Crane Setup, Rigging, Hand Signals, Wire Rope Inspection, and 5 more topic areas. VoltExam's free study mode organizes 380 quick-study questions by concept so you can target weak areas efficiently.