NCCCO test #3 questions with correct answers

The crane is out of level, you release the swing break, the boom swings downhill, your: - Answer Load radius increases Blocking can be placed under the ends of tracks to: - Answer Increase the cranes stability when Operating over front or back What quadrant produces the least amount of ground pressure on a lattice crawler: - Answer Side On lattice boom crane's fitted with power load Lowering , a heavy load should be lowered by using the: - Answer Power Load-lowering feature and the foot break Abruptly stopping a rapid swing on a long-boom mobile crane will produce what major effect? - Answer Overturning the crane or collapsing the boom When the boom handle is released to it center position, which action should be expected? - Answer The boom hoist will be held stationary On a lattice boom crawler crane, the main boom length is measured from the: - Answer Center of the boom heal pins to the center of the boom tip sheave You can't level your crawler crane: - Answer Don't operate crane What affect does having the crawlers retracted have on a crawler crane with a long boom? - Answer Decrease in capacity