The Core portion of the CCO Lift Director Written Examination tests the following knowledge areas relating to mobile and tower cranes:
Domain 1: Roles, Responsibilities, and Qualifications
Approximately 22% of test
Domain 2: Rigging
Approximately 29% of test
Domain 3: Signals
Approximately 16% of test
Domain 4: Site Safety
Approximately 33% of test
DOMAIN 1: ROLES, RESPONSIBILITIES, AND QUALIFICATIONS
- Identify the roles, responsibilities, and qualifications of personnel involved in the lifting operations, such as:
- Lift director to include but not limited to:
- Describe how to conduct pre-lift meetings
- Basic planning
- Tag lines
- Site supervisor
- Crane owner
- Crane user
- Signalperson
- Rigger (to include tag lines)
- Controlling entity
- Dedicated spotter
DOMAIN 2: RIGGING
- Identify inspection standards and regulations:
- Periodic/annual
- Frequent/shift
- Identify non-inspection standards and regulations
- Recognize the application of rigging
- Safe
- Unsafe
- General application
- Determine the proper rigging equipment
- Perform calculations relating to:
- Weight/volume
- Angle of loading
- Center of gravity
DOMAIN 3: SIGNALS
- Recognize standard method signals for:
- Hand signals
- Voice signals
- Non-standard signals
- Recognize crane dynamic principles and limitations
- Recognize signaling regulations and requirements
- Recognize safe load paths and movements including placement of personnel
DOMAIN 4: SITE SAFETY
- Identify and address hazards associated with power lines or transmitter/communication towers, such as:
- Defined lift zone vs. non-defined lift zone
- During operations (>350kV, <350kV, working closer than Table A)
- During travel
- Emergency procedures
- Identify and address hazards associated with special lifting operations, such as:
- Critical lifts
- Personnel lifting
- Multi-crane lifts