What are outriggers - Study guides, Class notes & Summaries

1. 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? a. Boom down b. Swing c. Boom up d. Extend boom - ANSWER c. 2. 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? a. 1% b. 2% c. 5% d. 8% - ANSWER a. 9. Which area do truck cranes without a 5th outrigger gener...

Before leveling a mobile crane on outriggers, an operator should ensure: - 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? - Keeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - Separate the boom hoist lines How many randomly broken wires in a lay length must there be on a mobile cranes hoist line, ...

The term "Superstructure or Upper works" refers to the area of the crane: Above the swing circle A crane must be level within _______% for the load chart ratings to be valid? 1% On what principle is crane stability based? Leverage What would be the effect of moving the tipping axis closer to the cranes center of gravity? Reduced stability Which of the following matches the appropriate load chart to a particular crane? Serial number A durable rating chart with legi...

NCCCO MOBILE CRANE EXAM QUESTIONS AND ANSWERS LATEST UPDATE 2024/2025 (100% VERIFIED) 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? a. 1% b. 2% c. 5% d. 8% correct answers a. 3. The load line of the crane you're operating contacts an energized power line. There's no sign of any other danger, such as fire. What should you do? a. Climb down carefully from the crane cab b. Jump do...

The term "Superstructure or Upper works" refers to the area of the crane: - ANSWERAbove the swing circle A crane must be level within _______% for the load chart ratings to be valid? - ANSWER1% Which of the following matches the appropriate load chart to a particular crane? - ANSWERSerial number A durable rating chart with legible letters and figures shall be provided with each crane accessible to: - ANSWERThe operator at the controls On what principle is crane stability based?...

1. 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? a. Boom down b. Swing c. Boom up d. Extend boom c. 2. 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? a. 1% b. 2% c. 5% d. 8% a. 3. The load line of the crane you're operating contacts an energized powe...

NCCCO MOBILE CRANE EXAM QUESTIONS AND ANSWERS LATEST 2024/2025 (100% CORRECT) 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? a. Boom down b. Swing c. Boom up d. Extend boom correct answers c. 2. 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? a. 1% b. 2% c. 5% d. 8%...

NCCCO Mobile Crane Test (New 2023/ 2024 Update) Questions and Verified Answers| Graded A| 100% Correct QUESTION Where is the tipping axis of a crawler crane located? a. It is always at the centerline of the idler or sprocket b. It depends if the idler or sprocket are in line or offset from the track rollers c. It is through the centerline of the crane cab d. It is through the boom butt section Answer: b. QUESTION What should be done with materials placed under ov...

NCCCO CORE EXAM QUESTIONS WITH COMPLETE SOLUTIONS 2024/2025 Before leveling a mobile crane on outriggers, an operator should ensure: - Correct 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? - Correct Answer Keeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - Correct Answer Separate the boo...

Before leveling a mobile crane on outriggers, an operator should ensure: - ANSWERthere 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? - ANSWERKeeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - ANSWERSeparate the boom hoist lines How many randomly broken wires in a lay length must there be on a mobil...