NCCCO CORE SAMPLE TEST

NCCCO CORE SAMPLE TEST

QUESTION WITH 100% CORRECT

ANSWERS

A frequent inspection is:

Daily to monthly

• What action does a signal person intend the operator to perform if he extends his arm at shoulder

height, makes a fist with his hand, and sticks his/her thumb up?Boom Up (Appendix A to Subpart CC of Part 1926--Standard Hand Signals)

• When hoisting personnel, within what percentage of level must a telescopic boom crane be in order

for the gross ratings in the load chart to remain valid?1%  (1926.1431(c)(1) The equipment must be uniformly level, within one percent of level grade, and located on footing that a qualified person has determined to be sufficiently firm and stable.)

• The load line of the crane you're operating contacts an energized power line. There's no sign of any

other danger, such as fire. What should you do?Stay in the cab until the lines are de-energized.

• According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-resistant

rope are cause for replacement of the rope?

• broken wires in 6 rope diameters
• What is the net capacity of a crane on main boom unless the manufacturer states otherwise?

The capacity listed in the load chart minus the weight of the rigging and all attachments What may happen to a properly rigged load when lifted off the ground unless the operator takes account of boom deflection It could swing out away from the crane Who should an operator respond to a "stop" signal from?Anyone Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? 1 / 2

The front What is the definition of "operating radius?" The distance from the center of rotation of the crane to the center of gravity of the load What applies to the capacities below the bold line shown on a load chart?They are based on the stability of the crane In which quadrant are rough terrain crane capacities generally greater?Over the front According to federal requirements, under what conditions is it okay for a person to ride the headache ball?It is never okay By what percentage do most manufacturers require a crane's load chart capacity to be reduced by for duty cycle operations such as high-volume concrete placement?20% From which two points should the boom be measured?From the boom hinge pins to the center of the boom tip sheave What is the preferred method of installing wire rope from a reel onto a hoist drum?The rope runs from the top of the reel to the top of the drum Over which quadrant are truck crane capacities usually greater?Over the rear.

• According to OSHA, which accessible area of an operating crane must always be barricaded?

The swing radius of the rear of the rotating superstructure What is the OSHA regulation governing cranes in construction?

1926.1400

Under which circumstance is a crack in the windshield of a crane cab okay?As long as it causes no visible distortion that would interfere with safe operations Under which circumstance does OSHA permits hoisting of personnel by crane?As long as there is no less hazardous or practicable way Unless the manufacturer states otherwise, what crane capacity chart is appropriate when a crane is set up with 3 of its 4 outriggers extended and the fourth is retracted?On-rubber chart

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