Tower Crane Practice Test with all Correct & 100%
Verified Answers |Actual Complete Exam| Already
Graded A+
Which of the following OSHA regulations govern suspended personnel platforms? ✔Correct
Answer-b) OSHA 1926.1431
(OJO) According to ASMR B30.3, the prohibited zone for power lines that are 60 kV is: ✔Correct
Answer-c) 15 ft.
According to ASME B30.3, load hoist rotation resistant wire rope has a design factor of: ✔Correct
Answer-d) 5 to 1
According to ASME B30.3, on whose recommendations should a preventative maintenance program
be set up? ✔Correct Answer-d) Crane manufacturer
When using cable or nylon spreaders it is important to remember: ✔Correct Answer-b) The lower
the spreader angle the greater the tension
(OJO) According to OSHA, when testing a man basket how long must the test pick be maintained?
✔Correct Answer-b) 5 minutes
According to ASME B30.3, what is the minimum pitch diameter for load hoisting sheaves?
✔Correct Answer-c) Not less than 18 times rope diameter
According to ASME B30.3 what is the minimum pitch diameter for load block sheaves? ✔Correct
Answer-b) Not less than 16 times rope diameter
According ASME B30.3, what is the minimum pitch diameter for boom hoist sheaves? ✔Correct
Answer-a) Not less than 15 times rope diameter
(OJO) According to OSHA, when lifting personnel the cranes hook must be the type that: ✔Correct
Answer-a) Can be closed and locked
According to OSHA, when working over water with a man basket are the people inside required to
wear a belt/harness? ✔Correct Answer-a) No harness or belt required
(OJO) According to ASME B30.3, when working near power lines where should caution stickers be
installed? ✔Correct Answer-c) At operators station and at the base of the crane
According to OSHA, a periodic inspection is: ✔Correct Answer-b) Montly to annually
Cranes idle for more than 6 months must have inspections performed: ✔Correct Answer-a)
Frequent and periodic
Cranes idle for less than 6 months must have inspections performed: ✔Correct Answer-c) Frequent
, Craned lifting personnel platforms must have the platform and rigging inspected: ✔Correct
Answer-a) Prior to each shift
Crane hooks must not be twisted in excess of: ✔Correct Answer-a) 10 degrees
A crane hook's throat open must not exceed: ✔Correct Answer-b) 15% of its original size
By order of hitch strength, which is the correct answer? ✔Correct Answer-b) Basket, vertical,
choker
According to ASME B30.3 and OSHA, you should always have at least how many wraps on a hoist
drum? ✔Correct Answer-b) 2
(OJO) What is the minimum allowable distance from the crane and power lines under 50kV?
✔Correct Answer-b) 10 ft.
According to ASME B30.3, how many people randomly broken wires must there be to remove a
running wire rope from service? ✔Correct Answer-a) 12
According to ASME B30.3, when working near power lines when is a signal person required?
✔Correct Answer-c) When crane moves within a booms length of power lines
According to OSHA, after the crane has been checked out and before personnel lift operations begin
the crew should: ✔Correct Answer-b) Have a pre-lift meeting
According to OSHA, when is it safe to work closer than the allowable distance from power lines?
✔Correct Answer-c) When utility company says lines are de-energized
When should a tagline be used? ✔Correct Answer-a) When rotation of load would be dangerous
What is the minimum design factor required for a boom hoist rope? ✔Correct Answer-b) 3.55
How many broken wires must be present in one strand of one lay for running wire rope to be
removed from service? ✔Correct Answer-b) 4
(OJO) What is the maximum permitted wind speed when climbing a tower? ✔Correct Answer-c)
20mph
According to ASME B30.3, a crane should be plumbed to: ✔Correct Answer-a) 1 to 500
According to ASME B30.3, the rated load under static conditions shall not exceed _______ of the
calculated tipping loads. ✔Correct Answer-a) 63%
According to ASME B30.3, an overhead power line is ALWAYS considered to be: ✔Correct Answer-
a) energized until the power company has verified it is not energized
(OJO) High-tensile bolts shall be market with manufacturer's designation and: ✔Correct Answer-b)
Strength rating
Bolt connections for tower sections must use high-tensile strength nuts with ratings of; ✔Correct
Answer-b) 12
Verified Answers |Actual Complete Exam| Already
Graded A+
Which of the following OSHA regulations govern suspended personnel platforms? ✔Correct
Answer-b) OSHA 1926.1431
(OJO) According to ASMR B30.3, the prohibited zone for power lines that are 60 kV is: ✔Correct
Answer-c) 15 ft.
According to ASME B30.3, load hoist rotation resistant wire rope has a design factor of: ✔Correct
Answer-d) 5 to 1
According to ASME B30.3, on whose recommendations should a preventative maintenance program
be set up? ✔Correct Answer-d) Crane manufacturer
When using cable or nylon spreaders it is important to remember: ✔Correct Answer-b) The lower
the spreader angle the greater the tension
(OJO) According to OSHA, when testing a man basket how long must the test pick be maintained?
✔Correct Answer-b) 5 minutes
According to ASME B30.3, what is the minimum pitch diameter for load hoisting sheaves?
✔Correct Answer-c) Not less than 18 times rope diameter
According to ASME B30.3 what is the minimum pitch diameter for load block sheaves? ✔Correct
Answer-b) Not less than 16 times rope diameter
According ASME B30.3, what is the minimum pitch diameter for boom hoist sheaves? ✔Correct
Answer-a) Not less than 15 times rope diameter
(OJO) According to OSHA, when lifting personnel the cranes hook must be the type that: ✔Correct
Answer-a) Can be closed and locked
According to OSHA, when working over water with a man basket are the people inside required to
wear a belt/harness? ✔Correct Answer-a) No harness or belt required
(OJO) According to ASME B30.3, when working near power lines where should caution stickers be
installed? ✔Correct Answer-c) At operators station and at the base of the crane
According to OSHA, a periodic inspection is: ✔Correct Answer-b) Montly to annually
Cranes idle for more than 6 months must have inspections performed: ✔Correct Answer-a)
Frequent and periodic
Cranes idle for less than 6 months must have inspections performed: ✔Correct Answer-c) Frequent
, Craned lifting personnel platforms must have the platform and rigging inspected: ✔Correct
Answer-a) Prior to each shift
Crane hooks must not be twisted in excess of: ✔Correct Answer-a) 10 degrees
A crane hook's throat open must not exceed: ✔Correct Answer-b) 15% of its original size
By order of hitch strength, which is the correct answer? ✔Correct Answer-b) Basket, vertical,
choker
According to ASME B30.3 and OSHA, you should always have at least how many wraps on a hoist
drum? ✔Correct Answer-b) 2
(OJO) What is the minimum allowable distance from the crane and power lines under 50kV?
✔Correct Answer-b) 10 ft.
According to ASME B30.3, how many people randomly broken wires must there be to remove a
running wire rope from service? ✔Correct Answer-a) 12
According to ASME B30.3, when working near power lines when is a signal person required?
✔Correct Answer-c) When crane moves within a booms length of power lines
According to OSHA, after the crane has been checked out and before personnel lift operations begin
the crew should: ✔Correct Answer-b) Have a pre-lift meeting
According to OSHA, when is it safe to work closer than the allowable distance from power lines?
✔Correct Answer-c) When utility company says lines are de-energized
When should a tagline be used? ✔Correct Answer-a) When rotation of load would be dangerous
What is the minimum design factor required for a boom hoist rope? ✔Correct Answer-b) 3.55
How many broken wires must be present in one strand of one lay for running wire rope to be
removed from service? ✔Correct Answer-b) 4
(OJO) What is the maximum permitted wind speed when climbing a tower? ✔Correct Answer-c)
20mph
According to ASME B30.3, a crane should be plumbed to: ✔Correct Answer-a) 1 to 500
According to ASME B30.3, the rated load under static conditions shall not exceed _______ of the
calculated tipping loads. ✔Correct Answer-a) 63%
According to ASME B30.3, an overhead power line is ALWAYS considered to be: ✔Correct Answer-
a) energized until the power company has verified it is not energized
(OJO) High-tensile bolts shall be market with manufacturer's designation and: ✔Correct Answer-b)
Strength rating
Bolt connections for tower sections must use high-tensile strength nuts with ratings of; ✔Correct
Answer-b) 12
