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NCCCO Rigger 1 Study Questions Exam 2024-2025 NEW VERSION UPDATE ACTUAL EXAM QUESTIONS

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 6 pages. Originally published on StudyMerit.

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6
Academic year
2025/2026
Language
English

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NCCCO Rigger 1 Study Questions and Answers 1. A wire rope that is a 6x19 classification could have how many wires per strand? - ANSWER 15 through 26 wires per strand 2. How often should a synthetic web sling be inspected? - ANSWER Each day before use 3. Which considerations should be given to suspend lifting operations with a mobile crane? - ANSWER 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? - ANSWER Abrasion 5. Which of the following defects discovered during an inspection would cause for removing a wire rope sling from service? - ANSWER Ten broken wires in one lay 6. According to OSHA, each day before being used, all rigging hardware and slings shall be inspected for damage or defects by a? - ANSWER Competent person 7. When the hoist line is not vertical what type of dynamic force is being introduced to the crane? - ANSWER Side pull 8. What is the term used to describe the ultimate or maximum load that a sling fails at ? - ANSWER Breaking strength 9. A non-shouldered eyebolt is primarily designed for lifting in which plane ? - ANSWER Vertical 10. According to ASME B30.9, (Slings) what is the maximum width of an object that can be placed in the eye of a wire rope sling? - ANSWER 1/2 the length 11. What is the term used to describe a sudden or unplanned loading of the crane when raising or lowering a load that will increase the stress on rigging and the load? - ANSWER Shock loading 12. What formula is used to determine the sling length when you only know the hook height and the distance from the center of gravity to the pick point? - ANSWER A2+B2=C2 look at paper 13. What is the approximate weight of one cubic foot of steel ? - ANSWER 480 pounds (lbs) 14. Which type of sling is required to have permanent affixed identification tag stating size,

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grade, rated capacity for hitch type that can be used? - ANSWER Alloy steel chain sling 15. Where would you measure to check the diameter of wire rope? - ANSWER Across the crowns 16. How is the working load limit of slings determined? - ANSWER Divide the breaking strength by the design factor 17. What is the formula used to find volume of a rectangle? - ANSWER Length x height x width 18. The tag on a synthetic web sling shall have what required information on it ? - ANSWER Name of manufacturer Rated load for each hitch type and type of material 19. One leg of a four leg alloy steel chain sling is longer than the other three; this is possible indication of what type of damage ? - ANSWER The leg has been over loaded 20. Using a cheater pipe on a chain hoist come along what will it give you ? - ANSWER More leverage 21. What type of hitches provides maximum contact between the sling and the load? - ANSWER Double wrap choker/ double wrap basket 22. According to 29CFR1910.184, polypropylene web slings shall not be used at temperatures in excess of ? - ANSWER 200 degrees 23. According to 29CFR1910.184 which type of sling requires annual inspections, with records retained, and be performed by a competent person designated by the employer? - ANSWER Alloy steel chain 24. What is the term used to describe the distance that it takes one strand to wrap 360 degrees around the core ? - ANSWER One lay 25. What piece of rigging hardware should be used to prevent the wearing in the eye of a wire rope sling ? - ANSWER Thimble 26. What action should be taken if damaged rigging or rigging hardware is found ? - ANSWER Remove from service immediately and inform supervisor

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