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The Overhead Crane Comprehensive examination portion of the NCCCO Crane Inspector Written Examination tests the following knowledge areas relating to overhead cranes:
Domain 1: Pre-Inspection Survey
- Approximately 14% of test
Domain 2: Records Review
Domain 3: Visual Inspection
- Approximately 50% of test
Domain 4: Operational Testing
- Approximately 17% of test
Domain 5: Load Testing
Domain 6: Post-Inspection
DOMAIN 1: PRE-INSPECTION SURVEY
- Knowledge of the standards and regulations applicable to crane inspection, including, but not limited to ASME B30 and OSHA
- Knowledge of responsible parties involved in or pertaining to the inspection
- Know what to communicate to the site supervisor/personnel on needs/requirements for inspection
- Have specific knowledge of cranes including
- Configurations/types
- Terminology
- Applications
- Components
- Operator controls
- Knowledge of crane capacity as it relates to crane configuration
- Multiple trolleys
- Permanently attached material handling devices
- Know access to the work site
- Know how to identify job site hazards (e.g., obstructions, multiple cranes on the same runway)
- Know specific lock-out/tag-out procedures/requirements
DOMAIN 2: RECORDS REVIEW
- Know if given documentation is correct
- Application
- Maintenance
- Engineering
- Knowledge of what inspection records are required
- Know how to verify that the following have been performed with acceptable documentation
- Repairs
- Modifications/alterations
DOMAIN 3: VISUAL INSPECTION
- Ability to identify the following conditions
- Weld
- Corrosion
- Need for non-destructive testing
- Knowledge in proper operation of
- Safety devices
- Operational aids
- Knowledge of wire rope, including:
- Construction and specifications
- Rejection criteria
- Reeving specifications
- Ability to recognize existing or potential problems
- Know how to identify modifications and alterations
- General knowledge of the manufacturer’s requirements
- Inspection
- Maintenance
- Service requirements
- Limitations
- Know and understand the following components
- Pneumatic
- Hydraulic
- Mechanical
- Electrical
- Structural
- Understand the requirements for component guarding
- Mechanical components
- Electrical
- Knowledge of inspection criteria for:
- Hooks
- Load blocks
- Sheaves
- Drums
- Knowledge of inspection requirements for operator controls
- General knowledge of the following for job site situations
- Assist equipment (e.g., aerial work platform)
- Tools
- Personal protective equipment (PPE)
- Know how to verify requirements for safe access and egress
- Knowledge of travel systems
- Tire requirements
- Wheels and end trucks
- Runway systems
- Know how to verify capacity markings of cranes
- Knowledge of load chains
DOMAIN 4: OPERATIONAL TESTING
- Knowledge of crane signals
- Hand signals
- Voice signals
- Knowledge necessary to verify operational aids and limits are functioning properly
- Knowledge of:
- Control characteristics/functions
- Operating parameters/dynamic effects
DOMAIN 5: LOAD TESTING
- Know the requirements and limits of a load test and applicable environmental limits (temperature, etc.)
- Know the requirements for full operation of bridge and trolley movements
DOMAIN 6: POST-INSPECTION
- Know and understand that the inspection/test procedure(s) did not cause damage per regulations and manufacturer’s requirements
- Know how to document/communicate the deficiencies and recommendations on the final report
- Knowledge of responsible parties involved in or pertaining to the post-inspection
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