Nccco test questions - Study guides, Class notes & Summaries

NCCCO Test Questions And Answers Already Passed

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 foo...

NCCCO Test Questions with Correct 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...

The crane is out of level, you release the swing break, the boom swings downhill, your: - ANSWERLoad radius increases Blocking can be placed under the ends of tracks to: - ANSWERIncrease the cranes stability when Operating over front or back On lattice boom crane's fitted with power load Lowering , a heavy load should be lowered by using the: - ANSWERPower Load-lowering feature and the foot break Abruptly stopping a rapid swing on a long-boom mobile crane will produce what major effe...

4. Regular constructed crane hoist wire rope shall be taken out of service when any of the following conditions exist - ANSWERa. In running ropes, six randomly distributed broken wires in one lay b. Three broken wires in one strand in one lay C. Wear of one-third the original diameter of outside individual wires d. All of the above (answer: d) 6. What is the safety factor for regular lay hoist wire rope? - ANSWER3.5 to 1 10. What is the SWL of RRL 6x25 IWRC Hoist Wire Rope? - ANSWER3.5 to 1 ...

NCCCO Test Questions with Correct 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 o...

Boom damage When taking a side strain on a boom what concerns operator the most? Capacity based on structural competence On a load chart the values above the bold line mean Allowable line pulll decreases The number of layers of rope on the drum increases the 7:1 When lifting personnel in a man basket using 6 x 19 wire rope minimum safety factor is 10:1 What is the safety factor when using rotation resistant wire rope lifting personnel in a man basket 20mph According to OSHA 1926.1431 perso...

NCCCO Test Questions and answers with 100% correct solutions | A+ Grade

NCCCO Test Questions and answers with 100% correct solutions | A+ Grade

Boom up What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up? 1% When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? Stay in the cab until the lines are de-energized The load line of the crane you're operating contacts an energized power line. There's no sign of any other dange...