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A final exam on advanced rigging, including questions and answers related to sling inspection, load weight calculation, hardware capacity, and safety regulations. It covers topics such as synthetic web slings, wire rope slings, chain slings, shackles, eyebolts, and hooks. The exam also addresses osha standards and asme guidelines for rigging operations, providing a comprehensive review of rigging principles and practices. This resource is useful for students and professionals in construction, engineering, and related fields who need to demonstrate their knowledge of safe rigging procedures. Practical questions on load handling, sling angles, and hardware selection, making it a valuable study aid for rigging certification and training programs.
Typology: Exams
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How often should a synthetic web sling be inspected? - CORRECT ANSWER-Each day before use What will the tension be on one leg of a single vertical hitch lifting a load of 5 tons? - CORRECT ANSWER-5 tons Using the Rigging Hardware Tables in your book, what is the capacity of a 7/8 in. carbon shackle? - CORRECT ANSWER-13,000 lbs What is the most important piece of information to have before beginning to rig a load? - CORRECT ANSWER-Weight of the load Which of the following topics is NOT important when selecting slings? - CORRECT ANSWER-Capacity of the crane Using the Rigging Hardware Table in your book, what is the capacity of a 1/2 inch shouldered eyebolt when lifting at a 45 degree angle? - CORRECT ANSWER-550 lbs A non-shouldered eyebolt is primarily designed for lifting in what direction? - CORRECT ANSWER-Vertical What is the term that describes a 'sudden' loading on a sling, when raising or lowering a load which will increase the stress on rigging of the load? - CORRECT ANSWER-Shock loading Using the sling tables in your book, what is the capacity of a 7/8 inch 2-leg wire rope sling that is lifting at a horizontal angle of 60-degrees? - CORRECT ANSWER-26, 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 piece of rigging hardware should be used to prevent wearing in the eye of wire rope slings? - CORRECT ANSWER-Thimble What action should be used to take if a damaged sling is found? - CORRECT ANSWER-Remove from service What is the meaning of the red marker yarn in a web sling? - CORRECT ANSWER-If you see a red yarn or thread the sling is badly damaged How should a rigger connect a sling to an eyebolt? - CORRECT ANSWER-Use a shackle What should be placed between a sling and a load to protect the sling or load from damage? - CORRECT ANSWER-A wooden block, a piece of old fire hose, a commercially made softner What hitch forms a slip noose around the objects that is to be lifted or moved? - CORRECT ANSWER-Choker
When should a knot be used in a sling to shorten the sling leg? - CORRECT ANSWER- Never The lower a sling angle becomes, what happens to a sling tension? - CORRECT ANSWER-The sling tension will increase All of the following must be marked on a shackle except: - CORRECT ANSWER-County of origin What is the lowest horizontal angle allowed with a non-shouldered eyebolt? - CORRECT ANSWER-90 degrees 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 According to OSHA 1910.184; what information is not required to be on the identification tag of a chain sling? - CORRECT ANSWER-Serial Number The A.S.M.E. standard that covers slings is: - CORRECT ANSWER-B30. What is the ASME standard limit for excessive throat opening of a hook? - CORRECT ANSWER-5% < 1/4 in. What is the ASME limit for the bending or twisting damage of a hook? - CORRECT ANSWER-0 Degrees Alloy steel chain slings shall be removed from service if the slings have been exposed to temperatures in excess of.... - CORRECT ANSWER-1,000 degrees The design factor for wire rope slings shall be at least: - CORRECT ANSWER-5: The standards governing lifting beams (spreader beams) can be found in - CORRECT ANSWER-A.S.M.E. B30. Hardware shall be removed from service when ____ of wear is found. - CORRECT ANSWER-10% While inspecting a round sling, you feel a small knot on the inside of the cover, what action should be done? - CORRECT ANSWER-Use the sling because a small knot inside the cover is typical to find What is the Working Load Limit design factor for chain? - CORRECT ANSWER-4: Spreader beams must bear a name plate displaying the: - CORRECT ANSWER- Manufacturer's name, Rated Capacity, Serial Number The correct measurement of wire rope diameter is __________. - CORRECT ANSWER-The largest diameter of a cross section of wire rope Permanent distortion of the wires and strands resulting from sharp bends is a: - CORRECT ANSWER-Kink Which of the following grade of chain sling is authorized for over-head lifting applications? - CORRECT ANSWER-Grade 8 What type of shackle IS recommended for long-term installation? - CORRECT ANSWER-Bolt type