12 strand rope - Study guides, Class notes & Summaries

Arborist Test 570 Questions with Correct Answers 100% Verified 2024 3-strand rope - Correct Answer rope construction in which three strands are twisted together in a spiral pattern 7-strand, common grade cable - Correct Answer steel-cable construction in which seven strands are twisted together in a spiral pattern. Used to add supplemental structural support to trees. Terminated by wrapping onto itself. 12-strand rope - Correct Answer for arborist ropes, a braided rope consisting of 12 st...

NCCCO MOBILE CRANE EXAM QUESTIONS AND ANSWERS 100% CORRECT 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...

What is the safety factor for pendants or standing ropes? ~~> 3/1 for normal operations 2.5/1 for boom erection Safe working load (SWL) is ______ ~~> Rated Strength The effective weight of an erected extension would be higher or lower than its actual weight? ~~> Higher How much twist is allowed in a crane hook? ~~> None What is the horizontal distance a stand takes for one complete rotation around the ropes core? ~~> Rope lay or lay length 2 | P a g e | ©...

Which of the following OSHA regulations, governing suspended personnel platforms? ~~> OSHA 1926.1431 According to ASME B30.3, the prohibited zone for power lines that are 60 kV is. ~~> 15 ft The OSHA construction standards for rigging equipment is? ~~> 1926.251 According to ASME B30.3 what is the minimum pitch diameter for a load block sheaves? ~~> Not less than 15 times rope diameter According to OSHA, a periodic inspection is? ~~> Monthly to annually Pe...

Which of the following OSHA regulations, governing suspended personnel platforms? - Answer-OSHA 1926.1431 According to ASME B30.3, the prohibited zone for power lines that are 60 kV is. - Answer-15 ft The OSHA construction standards for rigging equipment is? - Answer-1926.251 According to ASME B30.3 what is the minimum pitch diameter for a load block sheaves? - Answer-Not less than 15 times rope diameter According to OSHA, a periodic inspection is? - Answer-Monthly to annually Per...

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...

NCCCO MOBILE CRANE EXAM QUESTIONS AND ANSWERS LATEST 2024/2025 (100% CORRECT) 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 down, feet...

When tower crane is erected/dismantled, written instructions must be On site Tower crane erection/dismantling shall be performed under direct supervision of the Designated person What is the minimum clearance from obstruction when the tower crane freely rotates 360•? 6 ft 6 in What must the crane operator do when a load is suspended Remain at the controls How often should the hoist rope be lubricated? Every 200 hours If block is twisted, it may be necessary to fix the ______________ and...

Millwright Level 4 Final review Exam Questions And Answers Graded A+ A variable displacement pump is a pump that A. the volume of fluid can be altered per cycle B. the speed of the pump can be altered C. the pressure can be changed per revolution D. can pump only fire resistant oil A. The volume of fluid can be altered per cycle The TIRr taken, represents _________ of the actual offset misalignment A. one half B. the total C. twice D. the true amount C. Twice A chain wit...

NEIEP 200 Final Exam (courses 205- 250): Questions & Answers NEIEP 200 Final Exam (courses 205- 250): Questions & Answers you are about to loosen a fishplate bolt. which wrench would be least likely to slip? (Ansa. 6 point box end wrench b. 12 point box end wrench c. open end wrench you are using a plumb line to check a rail for plumb. you find that at the top it measures 1" and at the bottom it measures 1 1/4". what does this tell you? (Ansa. the top of the rail needs to go towards...