Crane questions with 100% correct answers graded A= 2023/2024

Which of the following OSHA regulations govern suspended personnel platforms? - correct answer OSHA According to ASME B30.3, the prohibited zone for power lines that are 60 kV is? - correct answer 15 ft. According to ASME B30.3, load hoist rotation resistant wire rope has a design factor of: - correct answer 5 to 1 According to ASME B30.3, when lifting a suspended personnel platform the design factor for the rigging hardware is: - correct answer 5 to 1 According to ASME B30.3, load hoist ropes that are not rotation resistant must have a design factor of: - correct answer 5 to 1 The OSHA Construction Standard for rigging equipment is: - correct answer 1926.251 When using cable or nylon spreaders it is important to remember: - correct answer The lower the spreader angle the greater the tension According to ASME B30.3, on whose recommendations should a preventative maintenance program be set up? - correct answer Crane manufacturer According to OSHA, when testing a man basket how long must the test pick be maintained? - correct answer 5 minutes According to ASME B30.3, what is the minimum pitch diameter for load hoisting sheaves? - correct answer Not less than 18 times rope diameter According to ASME B30.3, what is the minimum pitch diameter for load block sheaves? - correct answer Not less than 16 times rope diameter According to ASME B30.3, what is the minimum pitch diameter for boom hoist sheaves? - correct answer Not less than 18 times rope diameter According to OSHA, when lifting personnel the cranes hook must be the type that: - correct answer 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 No harness or belt required According to ASME B30.3, when working near power lines where should caution stickers be installed? - correct answer At operators station and at the base of the crane According to OSHA, a frequent inspection is: - correct answer Daily to monthly According to OSHA, a periodic inspection is: - correct answer Monthly to annually Cranes idle for more than 6 months must have inspections performed: - correct answer Frequent and periodic Crane idle for less than 6 months must have inspections performed: - correct answer Frequent Cranes lifting personnel platforms must have platform and rigging inspected: - correct answer Prior to each shift Crane hooks must not be twisted in excess of: - correct answer 10 degrees A crane hook's throat open must not exceed: - correct answer 15% of its original size By order of hitch strength, which is the correct answer? - correct answer 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 2 What is the minimum allowable distance from the crane and power lines under 50kV? - correct answer 10ft. According to ASME B30.3, how many randomly broken wires must there be to remove a running wire rope from service? - correct answer 12 According to ASME B30.3, when working near power lines when is a signal person required? - correct answer 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 Have a pre-lift meeting According to OSHA, when is it safe to work closer than the allowable distance from power lines? - correct answer When utility company says lines are de-energized When should a tagline be used? - correct answer When rotation of load would be dangerous What is the minimum design factor required for a boom hoist rope? - correct answer 3.5 How many broken wires must be present in one strand of one lay for running wire rope to be removed from service? - correct answer 4 What is the maximum permitted wind speed when climbing a tower crane? - correct answer 20 mph According to ASME B30.3, a crane should be plumbed to: - correct answer 1 to 500