NCCCO MOBILE CRANE
Verified Multiple Choice and Conceptual
Actual Emended Exam Questions With
Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. 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.
2. 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.
3. What is the minimum clearance distance required by OSHA between any part
of the crane and power lines up to 50kV?
a. 5 feet
b. 10 feet
,c. 15 feet
d. 20 feet
ANSWER: b. 10 feet
4. According to OSHA, how often must crane hooks be inspected for deformation
or cracks?
a. Monthly
b. Daily
c. Before each shift
d. Weekly
ANSWER: c. Before each shift
5. Which component directly affects a crane’s stability during lifting operations?
a. Boom angle
b. Load radius
c. Ground conditions
d. All of the above
ANSWER: d. All of the above
6. What is the most important factor when using outriggers during lifting
operations?
a. Outriggers should be extended halfway unless the load is light
b. The crane can only lift rated loads when on hard-packed soil
c. Outriggers must be fully extended and set on stable, level ground
d. Outriggers are optional for light-duty operations
ANSWER: c. Outriggers must be fully extended and set on stable, level ground
7. When operating a crane, what does the ANSI hand signal with arms extended
out horizontally and thumbs pointing outward mean?
a. Stop
, b. Travel
c. Swing
d. Extend boom
ANSWER: d. Extend boom
8. 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.
9. When must a qualified rigger be used, according to OSHA regulations?
a. During all lifts over 5,000 lbs
b. When the load is suspended near an occupied structure
c. During assembly/disassembly of cranes and critical lifts
d. Only when lifting personnel
ANSWER: c. During assembly/disassembly of cranes and critical lifts
10. Which of the following conditions requires removal of wire rope from service
immediately?
a. Kinking
b. Corrosion
Verified Multiple Choice and Conceptual
Actual Emended Exam Questions With
Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. 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.
2. 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.
3. What is the minimum clearance distance required by OSHA between any part
of the crane and power lines up to 50kV?
a. 5 feet
b. 10 feet
,c. 15 feet
d. 20 feet
ANSWER: b. 10 feet
4. According to OSHA, how often must crane hooks be inspected for deformation
or cracks?
a. Monthly
b. Daily
c. Before each shift
d. Weekly
ANSWER: c. Before each shift
5. Which component directly affects a crane’s stability during lifting operations?
a. Boom angle
b. Load radius
c. Ground conditions
d. All of the above
ANSWER: d. All of the above
6. What is the most important factor when using outriggers during lifting
operations?
a. Outriggers should be extended halfway unless the load is light
b. The crane can only lift rated loads when on hard-packed soil
c. Outriggers must be fully extended and set on stable, level ground
d. Outriggers are optional for light-duty operations
ANSWER: c. Outriggers must be fully extended and set on stable, level ground
7. When operating a crane, what does the ANSI hand signal with arms extended
out horizontally and thumbs pointing outward mean?
a. Stop
, b. Travel
c. Swing
d. Extend boom
ANSWER: d. Extend boom
8. 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.
9. When must a qualified rigger be used, according to OSHA regulations?
a. During all lifts over 5,000 lbs
b. When the load is suspended near an occupied structure
c. During assembly/disassembly of cranes and critical lifts
d. Only when lifting personnel
ANSWER: c. During assembly/disassembly of cranes and critical lifts
10. Which of the following conditions requires removal of wire rope from service
immediately?
a. Kinking
b. Corrosion
