Tower Crane Exam Prep ( 2025 Update) Questions and
Verified Answers | 100% Correct
Which of the following osha regulations govern suspended
personal platforms .....ANSWER.....OSHA 1926.550
According to ASME B30.3 the prohibited zone for power lines
that are 60KV is... .....ANSWER.....15 feet
Load hoist rotation wire rope according to ASME B30.3 has a
design factor of .....ANSWER.....5 to 1
According to ASME B30.3 when lifting a suspended personnel
platform the design factor for the rigging hardware is
.....ANSWER.....5 to 1
ASME B30.3 load hoist ropes that are not rotation resistant must
have a design factor of .....ANSWER.....5 to 1
The osha construction standard for rigging equipment is
.....ANSWER.....1926.251
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ASME B30.3 on who's recommendations should a preventative
maintenance program be set up .....ANSWER.....Crane
manufacturer
When using cable or nylon spreaders it is important to remember
.....ANSWER.....Lower the spreader angle the greater the tension
According to osha when testing a man basket how long must the
test pick be maintained .....ANSWER.....5 minutes
Asme B30.3 what is the minimum pitch diameter for load hoisting
sheaves .....ANSWER.....Not less than 18 times rope diameter
Asme B30.3 what is the minimum pitch diameter for load block
sheaves .....ANSWER.....Not less than 16 times rope diameter
Asme B30.3 what is the minimum pitch diameter for boom hoist
sheaves .....ANSWER.....Not less than 15 times rope diameter
According to osha when lifting personnel the cranes hook must be
the type that .....ANSWER.....Can be closed and locked
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According to osha when working over water with a man basket
are the people inside required to wear a belt/harness
.....ANSWER.....No harness or belt required
When working near power lines where according to asme B30.3
should caution stickers be installed .....ANSWER.....At operators
station and at the base of the crane
According to osha a frequent inspection is .....ANSWER.....Daily to
monthly
According to osha a periodic inspection is .....ANSWER.....Monthly
to annually
Cranes idle for more than 6 months must have___________
inspections performed .....ANSWER.....Frequent and periodic
Cranes idle for less than 6 months must have what type inspection
performed .....ANSWER.....Frequent