Articulating Crane Terminology Exam
Study Guide
relief valve - Answer️️ -A vale that governs hydraulic pressure
ancillary attachments - Answer️️ -Devices attached the crane that perform functions
other then lifting a load with a hook, such as forks, augers, grapples, or a digging bucket...
center of gravity - Answer✔️✔️-The point around which an object's weight is evenly
distributed.
certified articulating crane operator - Answer✔️✔️-A person possessing a currently valid
articulating crane operator's certification issued by a nationally accredited certifying
agency
column (mast) - Answer✔️✔️-The vertical structure of the crane between the inner (main)
boom and the base
crane rating - Answer✔️✔️-A crane's gross lifting capacity established by the
manufacture
designated person - Answer✔️✔️-A person selected or assigned by the employer or
employer's representative as being competent to perform specific duties
electrical contact - Answer✔️✔️-occurs when a person, object, or equipment makes
contact or comes in close proximity with an energized conductor or equipment that
allows the passage of current
extension cylinders - Answer✔️✔️-The hydraulic cylinders used to extend and retract
boom extensions
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