NCCCO Rigger Level 1 Exam Study Guide
2026/2027 Complete Questions with
Verified Answers | Latest Update
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, 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
2026/2027 Complete Questions with
Verified Answers | Latest Update
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, 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
