NCCCO Mobile Crane Test (New 2023/ 2024 Update) Questions and Verified Answers| Graded A| 100% Correct

NCCCO Mobile Crane Test (New 2023/ 2024 Update) Questions and Verified Answers| Graded A| 100% Correct QUESTION Where is the tipping axis of a crawler crane located? a. It is always at the centerline of the idler or sprocket b. It depends if the idler or sprocket are in line or offset from the track rollers c. It is through the centerline of the crane cab d. It is through the boom butt section Answer: b. QUESTION What should be done with materials placed under overhead energized power lines? a. Be dragged out b. Be lifted as normal c. Not be lifted by crane d. Handled with extra care Answer: c. QUESTION What standard method hand signal is being illustrated? a. Boom up b. Boom down c. Retract boom d. Hoist Answer: c. QUESTION Where should the crane's outrigger pads or tracks be placed when working at ground floor level near a cellar wall? a. As close as possible to the wall b. At least as far back as the depth of the wall below ground c. At a distance at least half the depth of the cellar wall below ground d. Anywhere, since the wall is unaffected by the weight of the crane Answer: b. QUESTION How should the wheels of a crane be positioned when it is set up for working on outriggers? a. Just touching the ground b. As high as possible off the ground c. Just high enough off the ground to relieve the tires of crane weight d. Firmly on the ground to support the crane Answer: c. QUESTION What happens to ground bearing pressure if you move a crawler crane from soft ground to harder ground? a. It increases b. It decreases by a third c. It remains the same d. It decreases by half Answer: a. QUESTION When may a swivel be used with rotation resistant wire rope? a. Always b. Never c. If the rope manufacturer approves d. If the operator decides it's OK Answer: c. QUESTION What should you do on pick and carry operations? a. Keep the boom as short as possible b. Keep the load as high above the ground as possible c. Ensure the load is as far from the carrier/carbody as possible