1/28/2021 0 Comments Rigging Formulas Free
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Quiz is loading. You must sign in or sign up to start the quiz. You must first complete the following: Results Quiz complete. True False Corréct Incorrect Question 5 of 20 5. Question 5. The new ASME B30.26 standard requires that the identification on the hardware be a minimum of the: Working load limit Country of origin Name of manufacturer or trademark Country of origin and name of manufacturer Correct Incorrect Question 6 of 20 6. Question 6. The new ASME B30.26 standard addresses: Detachable rigging hardware for lifting purposes Detachable rigging hardware for load handling activities Any hardware used for rigging applications None of the above Correct Incorrect Question 7 of 20 7. Question 7. Which of the following Crosby shackles can be used for overhead lifting applications, when following WLL and other stated limitations Screw pin shackles Round pin and cotter shackles Bolt, nut and cotter pin shackles All of the above Correct Incorrect Question 8 of 20 8. Question 8. Wire rope and synthetic slings addressed in the B30.9 ASME standard require: Documented periodic inspection at least annually, but condition of individual slings not required Periodic inspection at least annually but written records not required Visual Inspection minimum of weekly None of the above Correct Incorrect Question 9 of 20 9. Question 9. How tight do you tighten a screw pin shackle Hand tight and back off turn Hand tight and back off turn Minimum of hand tight with pin fully engaged None of the above Correct Incorrect Question 10 of 20 10. Question 10. As a general industry practice, a four-legged wire rope or synthetic bridle assembly is usually tagged with the capacity based on: Three of the four legs carrying the load Two of the four legs carrying the load All four legs carrying the load None of the above Correct Incorrect Question 11 of 20 11. Question 11. Four-legged chain sling bridle assemblies generally have a capacity on their tag based on: Three of the four legs carrying the load Two of the four legs carrying the load All four legs carrying the load None of the above Correct Incorrect Question 12 of 20 12. Question 12. In rigging triangle applications, the maximum included angle at the top, if a shackle is used would be: 90 Degrees 120 Degrees 180 Degrees 360 Degrees Correct Incorrect Question 13 of 20 13. Question 13. In rigging triangle applications, the maximum included angle at the top, if a hook is used would be: 90 Degrees 120 Degrees 180 Degrees 360 Degrees Correct Incorrect Question 14 of 20 14. Question 14. In rigging triangle applications, the sum total of tension in the slings equals the loading seen at the top connection. Question 15. In sheave applications, the Dd ratio is generally measured by: Outside diameter of sheave divided by diameter of wire rope Pitch diameter of sheave divided by diameter of wire rope Tread diameter of sheave divided by diameter of wire rope None of the above Correct Incorrect Question 16 of 20 16. Question 16. The maximum diameterwidth of a fitting in the eye of a wire rope sling (Per ASME B30.9): Two times rope diameter, or 14 the length of the eye One half of eye length for wire rope Two times rope diameter or half the width of the eye None of the above Correct Incorrect Question 17 of 20 17. Question 17. An S-209 Crosby shackle with a marking on the shackle of 1 inch will have which of the following Pin diameter of 1 inch Bow diameter of 1 inch Bow and pin diameter of inch None of the above Correct Incorrect Question 18 of 20 18. Question 18. The minimum Dd ratio for snatch blocks per ASME B30.26 is: 6 to 1 8 to 1 10 to 1 15 to 1 Correct Incorrect Question 19 of 20 19. Question 19. In order to use eye bolts at the load in a two legged rigging triangle application, which of the following would be a true statement Cannot use eye bolts. Question 20. When using a two legged bridle assembly, which statement is the best (Assuming horizontal sling angle is 30 degrees and the load weighs 2 tons with COG equal distance from pick points.) Each sling and connection point at load will see a minimum load of half the weight of the object being lifted. Each sling and connection point at the load will see a minimum of 2 tons each. 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