NCCCO Test 58 Questions and Answers 100

NCCCO Test | 58 Questions and Answers 100% Correct - | Graded A+ ancillary attachment - Answer devices attached to the crane that perform functions other than lifting a load with a hook, such as forks, augers, grapples, or a digging bucket

anti-two block device - Answer a device that prevents two blocking from occurring if crane is used with load hoist mechanism

column (mast) *TQ - Answer the vertical structure of the crane between the inner(main) boom and base

designated person - Answer a person selected or assigned by the employer or employers representative as being competent to perform specific duties

extension cylinders - Answer the hydraulic cylinders used to extend and react boom extensions

gross capacity - Answer the capacity listed on the cranes load chart *no deductions

load radius (ABC) *TQ - Answer the horizontal distance from the center line of the cranes rotation to the center of gravity of the load *articulating boom crane

load radius (ABL) - Answer the horizontal distance from the center of the cranes rotation to the center of the rotator *articulating boom loader

net capacity - Answer the total weight a crane may lift after the load handling deductions have been subtracted from the gross capacity *net after deduction

general safely precautions *TQ - Answer 1. a fire extinguisher (min 5.BC rating) must be maintained on the crane or vehicle at all times 1 / 2

• Do not refuel the vehicle while the engine is running

general precautions of control systems :check for the following *TQ - Answer

• control function labels must be legible
• ensure that controls return freely to their neutral position before engaging

power source

• ensure that o reload protection (OLP) systems have not been compromised

Manual control systems: check for the following - Answer 1. flooring of

elevated stand-up platforms must be made of slip-resistant material

• elevated stand-up platforms must have designated handholds to access and

egress the platform. do not use controls to hoses as handholds

• TQ**** use three-point contact (both feet and one hand, or both hands and

one foot) for access and egress of elevated platforms

cable and remote controls: check for the following *TQ - Answer 1. to prevent unauthorized operation, switch the remote OFF and remove the key when not in use

• never walk backwards when using the remote control

top set control station *TQ - Answer only one person may occupy the operators station area (except during training)

ancillary attachments: general precautions *TQ - Answer 1. do not exceed the load rating of the attachment; note that the attachments load rating may bless than the cranes rating

• account for any load handling deductions (Ex. weight of attachments)
• when using pallet forms. make sure the fork tines are entered under the load to

balance the load and lift level

• do not push down on the lifting attachment with the boom
• do not allow lifting attachments to push upward on the boom
• never lift personnel lifting device that is approved by the crane manufacturer

and is attached or pinned to the last boom extension

Articulating boom loader a d fork assembly:general precautions *TQ - Answer

• use the right attachment for materials to be lifted
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