Ncco - Study guides, Class notes & Summaries

NCCCO Lattice Boom General Knowledge Exam Questions and Answers

ancillary attachment - Answer devices attached to the crane that perform functions other than lifting a load with a hook, such as forks, augers, grapples, or a digging bucket anti-two block device - Answer a device that prevents two blocking from occurring if crane is used with load hoist mechanism column (mast) *TQ - Answer the vertical structure of the crane between the inner(main) boom and base designated person - Answer a person selected or assigned by the employer or employ...

Before leveling a mobile crane on outriggers, an operator should ensure: - Answer there is no weight of the crane bearing on any tires Operating a mobile crane with a long boom, on uneven ground, what support condition should be considered? - Answer Keeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - Answer Separate the boom hoist lines How many randomly broken wires in a lay length must there be o...

On a lattice boom crawler crane, the main boom length is measured from the: Center of the boom heel pins to the center of the boom tip sheave What is the main purpose of mid point suspension pendants? To absorb shock that comes with dynamic loading Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:06 / 0:15 Full screen The main purpose of a gantry or a mast on a crane is: To increase the crane's leverage on the boom ...