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NCCCO MOBILE CRANE TESTS 2024 | 100% Correct Answers | Verified | Latest 2024 Version, Exams of Advanced Education

River Parishes Community College - Westside Campus Advanced Education

1. 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? a. Boom down b. Swing c. Boom up d. Extend boom - ✔✔c. 2. 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? a. 1% b. 2% c. 5% d. 8% - ✔✔a. 3. 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? a. Climb down carefully from the crane cab b. Jump down, feet together c. Stay in the cab until the lines are de-energized d. Get as far away from the crane as possible - ✔✔c. 4. According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-resistant rope are cause for replacement of the rope? a. 1 broken wire in 6 rope diameters

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NCCCO MOBILE CRANE TESTS 2024 |

100% Correct Answers | Verified | Latest

2024 Version

1. 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?

a. Boom down

b. Swing

c. Boom up

d. Extend boom - ✔✔c.

2. 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?

a. 1%

b. 2%

c. 5%

d. 8% - ✔✔a.

3. 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?

a. Climb down carefully from the crane cab

b. Jump down, feet together

c. Stay in the cab until the lines are de-energized

d. Get as far away from the crane as possible - ✔✔c.

4. According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-resistant rope

are cause for replacement of the rope?

a. 1 broken wire in 6 rope diameters

b. 2 broken wires in 30 rope diameters

c. 3 broken wires in one strand in one lay

Partial preview of the text

Download NCCCO MOBILE CRANE TESTS 2024 | 100% Correct Answers | Verified | Latest 2024 Version and more Exams Advanced Education in PDF only on Docsity!

NCCCO MOBILE CRANE TESTS 2024 |

100% Correct Answers | Verified | Latest

2024 Version

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? a. Boom down b. Swing c. Boom up d. Extend boom - ✔✔c.
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? a. 1% b. 2% c. 5% d. 8% - ✔✔a.
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? a. Climb down carefully from the crane cab b. Jump down, feet together c. Stay in the cab until the lines are de-energized d. Get as far away from the crane as possible - ✔✔c.
According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-resistant rope are cause for replacement of the rope? a. 1 broken wire in 6 rope diameters b. 2 broken wires in 30 rope diameters c. 3 broken wires in one strand in one lay

d. 2 broken wires in 6 rope diameters - ✔✔d.

What is the net capacity of a crane on main boom unless the manufacturer states otherwise? a. The capacity listed in the load chart minus the weight of the rigging and all attachments b. The capacity listed in the load chart plus the weight of the rigging and all attachments c. The capacity listed in the load chart minus the weight of the rigging and all attachments not in use d. The capacity listed in the load chart minus the weight of the rigging alone - ✔✔a.
What may happen to a properly rigged load when lifted off the ground unless the operator takes account of boom deflection? a. It could swing out away from the crane b. It could swing in towards the crane c. It could raise absolutely vertically d. It could shift in its rigging - ✔✔a.
What Standard Method hand signal is being illustrated? a. Swing b. Stop c. Emergency Stop d. Travel - ✔✔a.
Who should an operator respond to a "stop" signal from? a. Appointed signal person only b. Project manager only c. Superintendent only d. Anyone - ✔✔d.
Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? a. The side

a. 10%. b. 15%. c. 20%. d. 30%. - ✔✔c.

From which two points should the boom be measured? a. From the base of the boom to the center of the boom tip sheave b. From the boom hinge pins to the boom tip c. From the boom hinge pins to the center of the boom tip sheaved. d. From the base of the boom to the boom tip - ✔✔c.
What is the preferred method of installing wire rope from a reel onto a hoist drum? a. The rope runs from the top of the reel to the bottom of the drum b. The rope runs from the bottom of the reel to the top of the drum c. The rope runs from the top of the reel to the top of the drum d. There is no preferred method - ✔✔c.
Over which quadrant are truck crane capacities usually greater? a. Over the front. b. Over the rear. c. Over the front right outrigger. d. Over the side. - ✔✔b.
According to OSHA, which accessible area of an operating crane must always be barricaded? a. The swing radius of the crane b. The carbody or chassis c. The swing radius of the rear of the rotating superstructure d. The distance between the car body or chassis and the boom tip - ✔✔c.
What is the OSHA regulation governing cranes in construction?

a. 1910. b. 1926. c. 1926. d. 1910.184 - ✔✔b.

Under which circumstance is a crack in the windshield of a crane cab okay? a. As long as it causes no visible distortion that would interfere with safe operations b. As long as it is less than 6 inches long c. As long as the windshield is replaced on the next annual inspection d. It is never okay - ✔✔a.
Under which circumstance does OSHA permits hoisting of personnel by crane? a. As long as the prevailing wind speed is less than 35 mph b. As long as there is no less hazardous or practicable way c. As long as all personnel have CPR training d. As long as no aerial work platform is available - ✔✔b.
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? a. On-outrigger chart b. On-rubber chart c. On-outrigger chart minus 20% d. On-rubber chart plus 20% - ✔✔b.
According to OSHA, while hoisting personnel, the total load must not exceed what percentage of the crane's rated capacity?" a. 45% b. 50% c. 75% d. 85% - ✔✔b.
When is side loading of crane booms permitted?

Where is the tipping axis of a crawler crane located? a. It is always at the centerline of the idler or sprocket b. It depends if the idler or sprocket are in line or offset from the track rollers c. It is through the centerline of the crane cab d. It is through the boom butt section - ✔✔b.
What should be done with materials placed under overhead energized power lines? a. Be dragged out b. Be lifted as normal c. Not be lifted by crane d. Handled with extra care - ✔✔c. What standard method hand signal is being illustrated? a. Boom up b. Boom down c. Retract boom d. Hoist - ✔✔c.
Where should the crane's outrigger pads or tracks be placed when working at ground floor level near a cellar wall? a. As close as possible to the wall b. At least as far back as the depth of the wall below ground c. At a distance at least half the depth of the cellar wall below ground d. Anywhere, since the wall is unaffected by the weight of the crane - ✔✔b.
How should the wheels of a crane be positioned when it is set up for working on outriggers? a. Just touching the ground b. As high as possible off the ground c. Just high enough off the ground to relieve the tires of crane weight d. Firmly on the ground to support the crane - ✔✔c.

What happens to ground bearing pressure if you move a crawler crane from soft ground to harder ground? a. It increases b. It decreases by a third c. It remains the same d. It decreases by half - ✔✔a.
When may a swivel be used with rotation resistant wire rope? a. Always b. Never c. If the rope manufacturer approves d. If the operator decides it's OK - ✔✔c.
What should you do on pick and carry operations? a. Keep the boom as short as possible b. Keep the load as high above the ground as possible c. Ensure the load is as far from the carrier/carbody as possible d. Use maximum boom length - ✔✔a.
What boom position would cause the greatest ground pressure when lifting with crawler cranes? a. Over the right side b. Over the end c. Over the corner d. over the left side - ✔✔c.
Where should the hook be positioned when preparing to hoist a light load? a. Slightly to the side you're planning to swing to b. Slightly to the side opposite you plan to swing to c. Directly above the load's center of gravity

b. When the load to be lifted exceeds the capacity in the chart c. Never d. During assembly/disassembly operations - ✔✔d.

What happens to the leverage of the load on a crane as the boom is being lowered? a. It increases b. It decreases c. It stays the same d. It depends on the weight of the load being lifted - ✔✔a.
Where are the Standard Method hand signals found? a. OSHA Subpart CC b. OSHA 1926. c. ASME B30.R d. They are determined by each manufacturer - ✔✔a.
What should an operator do if a crane's load moment indicator (LMI) malfunctions? a. Cease crane operations and report the condition to the supervisor b. Turn it off and continue as if the LMI were not installed c. Make mathematical allowances for any error d. Attempt to repair the fault - ✔✔a.
Where must the operator's manual be kept during crane operations? a. The operator's manual must be kept in a location that is readily available b. The operator's manual must be kept in the cab at all times c. The operator's manual must be kept in the dispatch office d. The operator's manual must be kept in a secure place - ✔✔b.
According to ASME B30.5, what are the minimal requirements to meet crane operator qualifications?

a. High School Diploma b. CDL with on the job training c. Physical, Written Test, Practical Test d. CDL physical, employers written permission - ✔✔c.

What hand signal must be obeyed at all times? a. Swing b. Clog-everything c. Stop d. Hoist Slow - ✔✔c.
When removing pins or bolts from a boom assembly, workers shall remain a. clear of sledge hammers b. out from under the boom c. on top of boom holding pendants d. in sight of the operator - ✔✔b.
When may a crane be overloaded? a. When the supervisor says it's OK b. Never c. When testing the crane d. When proof testing a man basket - ✔✔c.
When can the operator leave the crane? a. Break time b. End of the shift c. After securing the crane d. When a storm is coming - ✔✔b.
When can a crane be side loaded?

a. 50% b. 20% c. 30% d. none - ✔✔b.

Which components are not parts of the boom? a. Lacing b. Cords c. Cross members d. Heel pins - ✔✔d. Where must the operator's manual be kept during crane operations? - ✔✔The operator's manual must be kept in the cab at all times. According to ASME B30.5, what are the minimal requirements to meet crane operatorqualifications? - ✔✔Physical, Written Test, Practical Test What hand signal must be obeyed at all times? - ✔✔Stop When removing pins or bolts from a boom assembly, workers shall remain _________________. - ✔✔out from under the boom When may a crane be overloaded? - ✔✔Never When can the operator leave the crane? - ✔✔After securing the crane When can a crane be side loaded? - ✔✔With a freely suspended load The deflection of a boom will cause the load to __________________________. - ✔✔increase the radius When should tag lines be used? - ✔✔When the rotation of the load becomes hazardous

What shall be in the operator's cab during crane operations? - ✔✔Load charts Which of the following is considered duty-cycle work? - ✔✔Clam-shell digging When doing duty cycle work, the load chart must be reduced by how much? - ✔✔20% Which components are not parts of the boom? - ✔✔Heel pins The boom angle is the angle between ___________________. - ✔✔the ground and centerline of the boom, between sheaves and heel pins Three short audible signals mean - ✔✔back-up According to ANSI B30.5, hand signal chart shall be posted where? - ✔✔On the job site A signal person shall be ________________. - ✔✔designated person, tested An anti-two-block device can be used _________________. - ✔✔to test the LMI Cranes should be load tested when? - ✔✔After modifications Upon completion of assembly of the crane, what must be done? - ✔✔An inspection to ensure that manufacturer specifications are met During crane assembly, the counter weight should be installed when? - ✔✔Before raising the boom A long boom crane at a short radius and out of level by 300 can see a reduction incapacity by as much as:

✔✔50%

With the hook in the extreme low position, how many wraps shall remain on the load hoist drum? - ✔✔ 2 Load hoist sheaves and boom tip sheave shall have pitch diameters not less than times the nominal diameter of the rope used. - ✔✔ 18 Per ANSI B30.5, when operating near high voltage line of 250 KV the minimum clearance is ___________________. - ✔✔20 FT Per ANSI B30.5, when in transit under power lines of 350 KV the minimum clearance is? - ✔✔16 FT

NCCCO MOBILE CRANE TESTS 2024 | 100% Correct Answers | Verified | Latest 2024 Version, Exams of Advanced Education

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Partial preview of the text

Download NCCCO MOBILE CRANE TESTS 2024 | 100% Correct Answers | Verified | Latest 2024 Version and more Exams Advanced Education in PDF only on Docsity!

NCCCO MOBILE CRANE TESTS 2024 |

100% Correct Answers | Verified | Latest

2024 Version