NCCCO Core Practice Exam (2023/ 2024 Update) Questions and 100% Correct Verified Answers| Grade A

NCCCO Core Practice Exam (2023/ 2024 Update) Questions and 100% Correct Verified Answers| Grade A Q: From which two points should the boom be measured? Answer: From the boom hinge pins to the center of the boom tip sheave Q: What is the preferred method of installing wire rope from a reel onto a hoist drum? Answer: The rope runs from the top of the reel to the top of the drum Q: Over which quadrant are truck crane capacities usually greater? Answer: Over the rear. Q: According to OSHA, which accessible area of an operating crane must always be barricaded? Answer: The swing radius of the rear of the rotating superstructure Q: What is the OSHA regulation governing cranes in construction? Answer: - 1926.1400 Q: Under which circumstance is a crack in the windshield of a crane cab okay? Answer: As long as it causes no visible distortion that would interfere with safe operations Q: Under which circumstance does OSHA permits hoisting of personnel by crane? Answer: As long as there is no less hazardous or practicable way Q: Unless the manufacturer states otherwise, what crane capacity chart is appropriate when a crane is set up with 3 of its 4 outriggers extended and the fourth is retracted? Answer: On-rubber chart Q: According to OSHA, while hoisting personnel, the total load must not exceed what percentage of the crane's rated capacity?" Answer: 50% Q: When is side loading of crane booms permitted? Answer: Only with freely suspended loads Q: What is indicated if an operator makes two audible signals when moving a crane? Answer: He/she intends to go ahead Q: When may blocking (cribbing) be placed under outrigger beams? Answer: Never Q: What is the result of placing timber blocking under the tips of the tracks on a crawler crane? Answer: Makes the crane more stable Q: According to ASME, what percentage of the manufacturer's crane rating must not be exceeded if a load test is done on a repaired crane? Answer: 110% Q: Where is the tipping axis of a crawler crane located? Answer: It depends if the idler or sprocket are in line or offset from the track rollers Q: What should be done with materials placed under overhead energized power lines? Answer: Not be lifted by crane Q: Where should the crane's outrigger pads or tracks be placed when working at ground floor level near a cellar wall? Answer: At least as far back as the depth of the wall below ground Q: How should the wheels of a crane be positioned when it is set up for working on outriggers? Answer: Just high enough off the ground to relieve the tires of crane weight Q: What happens to ground bearing pressure if you move a crawler crane from soft ground to harder ground? Answer: It increases Q: When may a swivel be used with rotation resistant wire rope? Answer: If the rope manufacturer approves Q: What should you do on pick and carry operations? Answer: Keep the boom as short as possible Q: What boom position would cause the greatest ground pressure when lifting with crawler cranes? Answer: Over the corner