NCCCO Final Test questions with correct answers

Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - Answer The front What is the definition of "operating radius?" - Answer The distance from the center of rotation of the crane to the center of gravity of the load What applies to the capacities below the bold line shown on a load chart? - Answer They are based on the stability of the crane In which quadrant are rough terrain crane capacities generally greater? - Answer Over the front What percentage do most manufacturers requires a crane's load chart capacity to be reduced by for duty cycle operations - such as high-volume concrete placement? - Answer 20% From which two points should the boom be measured? - Answer From the boom hinge pins, to the center of the boom tip sheave What is the preferred method of installing wire rope from a reel onto a hoist drum? - Answer Running the rope from the top of the reel, to the top of the drum. Over which quadrant are truck crane capacities usually greater? - Answer Over the rear