Tower Crane Practice Test Questions &
Answers Verified
1. Which of the following OSHA regulations govern suspended personnel
platforms?
Answer b) OSHA 1926.1431
2. (OJO) According to ASMR B30.3, the prohibited zone for power lines that
are 60 kV is
Answer c) 15 ft.
3. According to ASME B30.3, load hoist rotation resistant wire rope has a
design factor of
Answer d) 5 to 1
4. According to ASME B30.3, on whose recommendations should a preventa-
tive maintenance program be set up?
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Answer d) Crane manufacturer
5. When using cable or nylon spreaders it is important to remember
Answer b) The lower the spreader angle the greater the tension
6. (OJO) According to OSHA, when testing a man basket how long must the test
pick be maintained?
Answer b) 5 minutes
7. According to ASME B30.3, what is the minimum pitch diameter for load
hoisting sheaves?
Answer c) Not less than 18 times rope diameter
8. According to ASME B30.3 what is the minimum pitch diameter for load block
sheaves?
Answer b) Not less than 16 times rope diameter
9. According ASME B30.3, what is the minimum pitch diameter for boom hoist
sheaves?
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Answer a) Not less than 15 times rope diameter
10. (OJO) According to OSHA, when lifting personnel the cranes hook must be the
type that
Answer a) Can be closed and locked
11. According to OSHA, when working over water with a man basket are the
people inside required to wear a belt/harness?
Answer a) No harness or belt required
12. (OJO) According to ASME B30.3, when working near power lines where
should caution stickers be installed?
Answer c) At operators station and at the base of the crane
13. According to OSHA, a periodic inspection is
Answer b) Montly to annually
14. Cranes idle for more than 6 months must have inspections performed
Answer a) Frequent and periodic
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