12 strand rope - Study guides, Class notes & Summaries

  What is the distance from an uncompacted soil - Answer: 1.5 ×depth What is the distance from compacted soil - Answer: 1×depth How far past tracks must mats be - Answer: 2' Name 2 methods for cribbing - Answer: 1) area of float ×3= blocking area 2) crane capacity ÷5= blocking area How level must cranes be - Answer: 1% or .57° What is the formula for leverage - Answer: Weight × distance = weight × distance How far must you type off the crane - Answer: 2' fro...

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% correct answers a. 3. The load line of the crane you're operating contacts ...

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 Correct 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% Correct Answer: a. 2 3. The load line of the crane you're oper...

NCCCO tower exam 2024 updated Q&A When tower crane is erected/dismantled, written instructions must be - CORRECT ANSWER-On site Tower crane erection/dismantling shall be performed under direct supervision of the - CORRECT ANSWER-Designated person What is the minimum clearance from obstruction when the tower crane freely rotates 360•? - CORRECT ANSWER-6 ft 6 in What must the crane operator do when a load is suspended - CORRECT ANSWERRemain at the controls How often should the hoist r...

ISA Arborist Chapter 16 Questions and Answers 100% CorrectISA Arborist Chapter 16 Questions and Answers 100% CorrectISA Arborist Chapter 16 Questions and Answers 100% CorrectISA Arborist Chapter 16 Questions and Answers 100% Correct3 strand - ANSWER-3 strands twisted together in spiral pattern 12 strand - ANSWER-Braided rope of 12 strands. 2 types, 1- tight braided not easily splicable, used for climbing or rigging lines,2- loose, easily spliceable braid, used for slings 16 strand - ANSWER...

Which of the following OSHA regulations govern suspended personnel platforms? - correct answer OSHA According to ASME B30.3, the prohibited zone for power lines that are 60 kV is? - correct answer 15 ft. According to ASME B30.3, load hoist rotation resistant wire rope has a design factor of: - correct answer 5 to 1 According to ASME B30.3, when lifting a suspended personnel platform the design factor for the rigging hardware is: - correct answer 5 to 1 According to ASME B30.3, load ...

1. A wire rope that is a 6x19 classification could have how many wires per strand? - 15 through 26 wires per strand 2. How often should a synthetic web sling be inspected? - Each day before use 3. Which considerations should be given to suspend lifting operations with a mobile crane? - Winds in excess of 35 mph 4. What is the term that best describes surface wear on a wire rope sling to rubbing or sliding? - Abrasion 5. Which of the following defects discovered during an inspection w...

B A third 90-degree bend may be permitted in a conduit run if the run does NOT exceed ______? A 5 m (16.5') B 10 m (33') C 15 m (50') D 30 m (100') C Which of the following is a property of an electromagnetic field built around a conductor that opposes any changes in current flow in a circuit? A Impedance B Capacitance C Inductance D Resistance A Which of the following markings is used for non-conductive optical fiber general-purpose cables? A OFNG B OFCR C OF...

1. A wire rope that is a 6x19 classification could have how many wires per strand? - 15 through 26 wires per strand 2. How often should a synthetic web sling be inspected? - Each day before use 3. Which considerations should be given to suspend lifting operations with a mobile crane? - Winds in excess of 35 mph 4. What is the term that best describes surface wear on a wire rope sling to rubbing or sliding? - Abrasion 5. Which of the following defects discovered during an inspection would ...

NCCCO MOBILE CRANE Exam Questions And Answers 100% Pass. 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 - answerc. 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% - answera. 3. The load...