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The Mobile Crane Specialty examination portion of the NCCCO Crane Inspector Written Examination tests the following knowledge areas relating to mobile cranes:
Domain 1: Pre-Inspection Survey
- Approximately 12% of test
Domain 2: Visual Inspection
- Approximately 40% of test
Domain 3: Operational Testing
- Approximately 24% of test
Domain 4: Load Testing and Manufacturer’s Load Charts
- Approximately 24% of test
DOMAIN 1: PRE-INSPECTION SURVEY
- Knowledge of standards and regulations applicable to crane inspection, including, but not limited to ASME B30 and OSHA
- Have specific knowledge of cranes and crane types, including:
- Configuration/types
- Terminology
- Applications
- Components
DOMAIN 2: VISUAL INSPECTION
- Know and understand systems, including, but not limited to:
- Pneumatic
- Hydraulic
- Mechanical
- Electrical
- Structural
- Know the requirements for access and egress
- General knowledge of tire requirements
- Knowledge of proper operation of:
- Safety devices
- Operational aids
- General knowledge of wire rope, including:
- Rejection criteria
- Reeving specifications
- Termination hardware
DOMAIN 3: OPERATIONAL TESTING
- Knowledge of crane signals
- Hand signals
- Voice signals
- Knowledge necessary to verify the accuracy of operational aids
- Knowledge of control characteristics/functions
DOMAIN 4: LOAD TESTING AND MANUFACTURER’S LOAD CHARTS
- Knowledge and understanding of the differences between types of load tests, including:
- Proof
- Stability
- Structural
- Line pull
- Devices
- Understand how to interpret and apply load charts
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