NCCCO MOBILE CRANE EXAM (ACTUAL) BEST A RATED IN 2024
1. 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
As long as no aerial work platform is available – ANSWER b.
2. 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
d. Above the edge of the load closest to the crane – ANSWER c.
3. Which of the following is considered duty cycle work?
a. Pile- driving
b. Setting trusses
c. Clam - Shell digging
d. Unloading trucks – ANSWER c.
4. 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 – ANSWER a.
5. 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 – ANSWER c.
6. 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% - ANSWER a.
,NCCCO MOBILE CRANE EXAM (ACTUAL) BEST A RATED IN 2024
7. 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 – ANSWER c.
8. 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 – ANSWER d.
9. 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 – ANSWER a.
10.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 – ANSWER a.
, NCCCO MOBILE CRANE EXAM (ACTUAL) BEST A RATED IN 2024
11.What Standard Method hand signal is being illustrated?
a. Swing
b. Stop
c. Emergency Stop
d. Travel – ANSWER a.
e.
12.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 –
ANSWER b.
13.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 – ANSWER c.
14.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 – ANSWER a.
15.When may a swivel be used with rotation resistant wire rope?
a) Always
b) Never
c) If the rope manufacturer approves
1. 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
As long as no aerial work platform is available – ANSWER b.
2. 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
d. Above the edge of the load closest to the crane – ANSWER c.
3. Which of the following is considered duty cycle work?
a. Pile- driving
b. Setting trusses
c. Clam - Shell digging
d. Unloading trucks – ANSWER c.
4. 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 – ANSWER a.
5. 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 – ANSWER c.
6. 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% - ANSWER a.
,NCCCO MOBILE CRANE EXAM (ACTUAL) BEST A RATED IN 2024
7. 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 – ANSWER c.
8. 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 – ANSWER d.
9. 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 – ANSWER a.
10.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 – ANSWER a.
, NCCCO MOBILE CRANE EXAM (ACTUAL) BEST A RATED IN 2024
11.What Standard Method hand signal is being illustrated?
a. Swing
b. Stop
c. Emergency Stop
d. Travel – ANSWER a.
e.
12.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 –
ANSWER b.
13.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 – ANSWER c.
14.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 – ANSWER a.
15.When may a swivel be used with rotation resistant wire rope?
a) Always
b) Never
c) If the rope manufacturer approves
