QUESTIONS AND CORRECT DETAILED ANSWERS

NCCCO TOWER CRANE EXAM ACTUAL final EXAM

QUESTIONS AND CORRECT DETAILED ANSWERS

(VERIFIED ANSWERS) GRADED A+ -

According to OSHA, when testing a man basket how long must the test pick be maintained? - 5 minutes (OSHA 1926.1431 (J) (2)

According to ASME B30.3, what is the minimum pitch diameter for load hoisting sheaves? - Not less than 18 times rope diameter (ASME 3-1.10.4(d))

According to ASME B30.3, what is the minimum pitch diameter for load block sheaves?

• Not less than 18 times rope diameter (ASME 3-1.10.4(d))

According to ASME B30.3, what is the minimum pitch diameter for boom hoist sheaves?

• Not less than 15 times rope diameter (ASME 3-1.10.4(d))

According to OSHA, when lifting personnel the cranes hook must be the type that: - Can be closed and locked (OSHA 1926.1431 (9)(l)(i)(A))

According to OSHA, when working over water with a man basket are the people inside required to wear a belt/harness? - No harness or belt required (OSHA 1926.1431 (K)(10)(i)

According to ASME B30.3, when working near power lines where should caution stickers be installed? - At operators station and at the base of the crane (ASME 3- 3.4.3(f))

According to OSHA, an inspection is to be done when: - Prior to each shift (OSHA 1926.1412(d)(l))

Which OSHA regulation governs suspended personnel platforms? - OSHA 1926.1431

According to ASME B30.3, the prohibited zone for power lines that are 60 kv is: - 15 ft

(ASME 3-3.4.3-1)

According to ASME B30.3, load hoist rotation resistant wire rope has a design factor of:

• 5 to 1 (ASME 3-1.10.5(b))

Accoring to ASME B30.23, when lifting a suspended personnel platform the design

factor for the rigging hardware is: - 5 to 1 (ASME 23-1.1.1(a)(2))

According to ASME B30.3, load hoist ropes that are not rotation resistant must have a design factor of: - 5 to 1 (ASME3-1.10.5 (b)) 1 / 2

The OSHA Construction Standard for rigging equipment is: - 1926.251

According to ASME B30.3, on whose recommendations should a preventative maintenance program be set up? - Crane Manufacturer (ASME 3-2.3.1 (a)

When using cable or nylon spreaders its important to remember: - The lower the

spreader angle the greater the tension

According to ASME B30.3-2016 when should a frequent inspection be done? - Prior to use each day (ASME 3-2.1.2 (b) (1))

How often should a major inspection be conducted? - 60 month intervals (ASME 3-2.1.2 (b) (3))

Cranes lifting personnel platforms must have the platform and rigging inspected: - Prior to each shift (ASME B30.23-2.1.2(2)(a))

Crane hooks must not be twisted in excess of: - 0 degrees

A crane hook's throat open must not exceed: - 5% of its original size

By order of hitch strength, which is the correct answer? - Basket, Vertical, Choker

According to ASME B30.3 you should always have at least how many wraps on a hoist drum? - 3 (ASME 3-3.2.1)

What is the minimum allowable distance from the crane and power lines under 50kV? - 10 ft (ASME 3-3.3.4.3(1))

According to ASME B30.3, how many randomly broken wires must there be to remove a running wire rope from service? - 12 (ASME 3-2.4.3(b)(1))

According to ASME B30.3, when working near power lines when is a signal person required? - When a crane moves within a booms length of power lines (ASME 3- 3.4.3(a)(3))

According to OSHA, after the crane has been checked out and before personnel lift operations begin the crew should: - Have a pre-lift meeting (OSHA 1926.1431 (m)(2)

According to OSHA, when is it safe to work closer than the allowable distance from power lines? - When the utility company says lines are de-energized (OSHA 1926.1408)

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