NCCCO TEST PAPER QUESTIONS AND ANSWERS
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✔✔50% - ✔✔According to OSHA, while hoisting personnel, the total load must not exceed what percentage of the crane's rated capacity?"
✔✔Only with freely suspended loads - ✔✔When is side loading of crane booms permitted?
✔✔He/she intends to go ahead - ✔✔What is indicated if an operator makes two audible signals when moving a crane?
✔✔Never - ✔✔When may blocking (cribbing) be placed under outrigger beams?
✔✔Makes the crane more stable - ✔✔What is the result of placing timber blocking under the tips of the tracks on a crawler crane?
✔✔100% - ✔✔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?
✔✔It depends if the idler or sprocket are in line or offset from the track rollers - ✔✔Where is the tipping axis of a crawler crane located?
✔✔Not be lifted by crane - ✔✔What should be done with materials placed under overhead energized power lines?
✔✔Retract boom - ✔✔What standard method hand signal is being illustrated?
✔✔At least as far back as the depth of the wall below ground - ✔✔Where should the crane's outrigger pads or tracks be placed when working at ground floor level near a cellar wall?
✔✔Just high enough off the ground to relieve the tires of crane weight - ✔✔How should the wheels of a crane be positioned when it is set up for working on outriggers?
✔✔It remains the same - ✔✔What happens to ground bearing pressure if you move a crawler crane from soft ground to harder ground?
✔✔If the rope manufacturer approves - ✔✔When may a swivel be used with rotation resistant wire rope?
✔✔Keep the boom as short as possible - ✔✔What should you do on pick and carry operations?
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