Mobile Cranes No. 2 UPDATED ACTUAL
Exam Questions and CORRECT Answers
According to ASME B30.10 any hook having wear exceeding __________% shall be removed
from service - CORRECT ANSWER 10%
According to OSHA 1926.1412 what type of inspection is not required to be performed on
cranes? - CORRECT ANSWER Quarterly
Which of the following listed below shall not be used for suspension systems for personnel
platforms? - CORRECT ANSWER Synthetic Web bridle
According to OSHA 1926.1408, Option #2 (20 foot clearance rule) what is the maximum voltage
you may work around? - CORRECT ANSWER 350kV
According to OSHA 1926 subpart CC, when working around power lines over 1000 kV the
minimum clearance is set by - CORRECT ANSWER Utility company owning power lines
According to OSHA who should never be in the fall zone? - CORRECT ANSWER Signal
person evaluator
According to most manufacturers when performing assembly or disassembly of booms what type
of slings should be used? - CORRECT ANSWER Synthetic Slings
When performing crane operations near new excavation what could cause it to collapse? -
CORRECT ANSWER Vibration
What type of material should not be used around synthetic slings? - CORRECT
ANSWER Acid
, According to ASME B30.10 any hook having distortion causing an increase in throat opening of
more than 5%, or exceeding 1/4 inch, shall be? - CORRECT ANSWER Repaired or
replaced
Electrocution is the number one cause of fatalaties associated with cranes, Does the boom, load
line, or load have to physically contact a power line for electrocution to occur? - CORRECT
ANSWER No
According to B30.10 crane hooks must not be twisted in excess of.... - CORRECT
ANSWER 0 degrees
According to B30.10 crane hooks throat opening must not exceed: - CORRECT
ANSWER 5% of its original size
Which of the following is required as per 1926.1433 - CORRECT ANSWER fire
extinguisher
What is the leading cause of fatalities to ground crews working around cranes - CORRECT
ANSWER Electrocution
What is a two leg bridle - CORRECT ANSWER Two wire rope slings attached by a lifting
ring
Crane configuration includes - CORRECT ANSWER Reeving, boom length,
counterweight, on outrigger or on rubber, extensions or jibs stowed or mounted, offsets, and wire
rope type or construction
Net capacity is equal to? - CORRECT ANSWER Gross capacity minus deductions
Jib offset is the jib angle to the: - CORRECT ANSWER Boom
Exam Questions and CORRECT Answers
According to ASME B30.10 any hook having wear exceeding __________% shall be removed
from service - CORRECT ANSWER 10%
According to OSHA 1926.1412 what type of inspection is not required to be performed on
cranes? - CORRECT ANSWER Quarterly
Which of the following listed below shall not be used for suspension systems for personnel
platforms? - CORRECT ANSWER Synthetic Web bridle
According to OSHA 1926.1408, Option #2 (20 foot clearance rule) what is the maximum voltage
you may work around? - CORRECT ANSWER 350kV
According to OSHA 1926 subpart CC, when working around power lines over 1000 kV the
minimum clearance is set by - CORRECT ANSWER Utility company owning power lines
According to OSHA who should never be in the fall zone? - CORRECT ANSWER Signal
person evaluator
According to most manufacturers when performing assembly or disassembly of booms what type
of slings should be used? - CORRECT ANSWER Synthetic Slings
When performing crane operations near new excavation what could cause it to collapse? -
CORRECT ANSWER Vibration
What type of material should not be used around synthetic slings? - CORRECT
ANSWER Acid
, According to ASME B30.10 any hook having distortion causing an increase in throat opening of
more than 5%, or exceeding 1/4 inch, shall be? - CORRECT ANSWER Repaired or
replaced
Electrocution is the number one cause of fatalaties associated with cranes, Does the boom, load
line, or load have to physically contact a power line for electrocution to occur? - CORRECT
ANSWER No
According to B30.10 crane hooks must not be twisted in excess of.... - CORRECT
ANSWER 0 degrees
According to B30.10 crane hooks throat opening must not exceed: - CORRECT
ANSWER 5% of its original size
Which of the following is required as per 1926.1433 - CORRECT ANSWER fire
extinguisher
What is the leading cause of fatalities to ground crews working around cranes - CORRECT
ANSWER Electrocution
What is a two leg bridle - CORRECT ANSWER Two wire rope slings attached by a lifting
ring
Crane configuration includes - CORRECT ANSWER Reeving, boom length,
counterweight, on outrigger or on rubber, extensions or jibs stowed or mounted, offsets, and wire
rope type or construction
Net capacity is equal to? - CORRECT ANSWER Gross capacity minus deductions
Jib offset is the jib angle to the: - CORRECT ANSWER Boom
