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TESTBANK FOR ADVANCED RIGGING TEST QUESTIONS WITH COMPLETE VERIFIED SOLUTIONS 2024 TESTBANK FOR ADVANCED RIGGING TEST QUESTIONS WITH COMPLETE VERIFIED SOLUTIONS 2024 TESTBANK FOR ADVANCED RIGGING TEST QUESTIONS WITH COMPLETE VERIFIED SOLUTIONS 2024
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60)The formula for determining stress on a snatch block performing a vertical lift is: line pull block factor block load. What must be done to calculate the formula? Correct Answer: Multiply the load weight by the coefficient of friction to determine pull, and then the standard formula
What is the approximate weight of a cubic foot of concrete? Correct Answer: 150 lbs Which types of hitches are labeled on a synthetic sling? Correct Answer: Vertical Hitch, Choker Hitch, Basket Hitch What must be done if a sling is found to have a missing or illegible capacity tag? Correct Answer: Remove the sling from service What is the formula that is used to calculate the volume of a box? Correct Answer: Length x Width x Height 4 Reasons to remove a synthetic web sling? Correct Answer: UV damage, heat damage, ripped/torn, cant read tag One leg of a 4 leg alloy steel chain sling is longer than the other three; this is probably an indication of what type of damage? Correct Answer: The leg has been overloaded
Who should rig a sling assembly to a load? Correct Answer: A trained and qualified rigger What types of hitch/s provide maximum contact (360 degrees) between the sling and load? Correct Answer: Two double wrapped basket hitches According to OSHA 1910.184, synthetic or polypropylene slings shall not be used at temperatures in excess of how many degrees? Correct Answer: 180-200 degrees According to OSHA 1910.184, what type of sling requires that the inspection be documented? Correct Answer: Alloy chain slings What is the term that describes the distance that it takes one strand to wrap 360 degrees around the wire rope core? Correct Answer: One rope lay A 4,000 lb. load is being hoisted with a two-leg bridle sling at a horizontal sling angle of 30 degrees. What is the tension on each leg? Correct Answer: 4,000 lbs
What should you do if the safety latch on a hook swings freely through the throat opening and past the hook point? Correct Answer: Replace the hook The __________ is used for a direct lift with a lift angle of 90-degrees? Correct Answer: Single vertical hitch The __________ sling produces a 360 degrees contact with the load and tightens as the lift takes place. Correct Answer: Double wrap choker hitch Which of the following is a characteristic of synthetic web slings? Correct Answer: They are affected by heat and chemicals When is a tag line required? Correct Answer: When the rotation of the load is hazardous Three inspection checks when inspecting a load hook? Correct Answer: Safety clip, correct markings, What is the purpose of a spreader bar? Correct Answer: To handle odd shaped loads, to handle long loads, to keep slings away from the load
What is the maximum capacity of a screw pin shackle? Correct Answer: Maximum rated working load limit of a shackle What is the minimum acceptable (lowest) horizontal sling angle for use with slings? Correct Answer: 30 degrees When using a shackle as a part of a choker hitch where should the pin of the shackle be placed? Correct Answer: In the eye of the sling What is the OSHA regulation for the inspection of slings used in the general industry? Correct Answer: 1910. What is the order of hitches from weakest to strongest? Correct Answer: Choker, Vertical, Basket How much of the slings capacity is lost when you go from a vertical to a choker hitch? Correct Answer: 25%
Where must the direction of pull be, when using beam clamps? Correct Answer: In line with the web of beam When is secondary restraint required when using rollers or trollies? Correct Answer: Never Which way should the handle of an unloaded lever binder face? Correct Answer: Up How do you release a lever binder? Correct Answer: Using a pry bar How do you seat the wedge in a wedge socket? Correct Answer: Under a load What goes in the hole of a sister hook? Correct Answer: The pin of a shackle What do you look for when inspecting a mechanical jack? Correct Answer: Wear to the ratchet teeth
When does a basket hitch have its full capacity? Correct Answer: Wear to the ratchet teeth What must you do to work under a suspended load? Correct Answer: Have the load support with blocking What is the direction of pull when using shouldered eye bolts? Correct Answer: Within the plane of the eye bolt What information must be on the tag of an 80 lbs spreader beam? Correct Answer: Manufacturer name and address What markings are on a swivel hoist ring? Correct Answer: Manufacturer, capacity, and torque Which of the following defects discovered during an inspection would require the removal of a wire rope sling from service? Correct Answer: 10 broken wires in one rope lay