NCCCO Rigger 1 Exam
Questions with100% Correct
Answers
1. When is a tagline required? When the rotation of load is hazardous
2. What type of tagline should be used when near power lines
? Polypropylene
3. What is the purpose of a spreader bar ? I handle long loads
4. What is the maximum included angle allowed when using a shackle on
the hook ? 120 degrees
5. What is the minimum acceptable horizontal sling angle for use with slings
? 30 degrees
6. When using a shackle as part of a choker hitch where should the pin of
the shackle be placed ? In the eye of the sling
7. What is the ASME standard that covers the inspection criteria for hooks
? ASME B 30.10
, 8. What is the purpose of the sheet bend ? To tie two different sizes of
rope together
9. What is the order of hitches from weakest to strongest ? choker,
vertical, basket
10. A slings capacity is reduced by __________ when you go from vertical to
a choker hitch ? 25%
11. When used in a tapped hole application how much thread engagement is
required when installing an eyebolt or swivel hoist ring? 1 - 1/2
times the diameter of the bolt
12. On a six strand wire rope, the lay length is approximately how many rope
diameters ? 6
13. The largest thing to enter the eye of a synthetic sling shall not exceed
what size ? A diameter equal to 1/3 the length of the eye
14. A basket hitch will maintain 100% of its capacity when ? The
vertical sides of the hitch are within 5 degrees of vertical
15. According to OSHA, a multi-part bridle is rated on how many of its legs
? 3
16. A shackle must be marked with all of the following except ? Country
of manufacturer
Questions with100% Correct
Answers
1. When is a tagline required? When the rotation of load is hazardous
2. What type of tagline should be used when near power lines
? Polypropylene
3. What is the purpose of a spreader bar ? I handle long loads
4. What is the maximum included angle allowed when using a shackle on
the hook ? 120 degrees
5. What is the minimum acceptable horizontal sling angle for use with slings
? 30 degrees
6. When using a shackle as part of a choker hitch where should the pin of
the shackle be placed ? In the eye of the sling
7. What is the ASME standard that covers the inspection criteria for hooks
? ASME B 30.10
, 8. What is the purpose of the sheet bend ? To tie two different sizes of
rope together
9. What is the order of hitches from weakest to strongest ? choker,
vertical, basket
10. A slings capacity is reduced by __________ when you go from vertical to
a choker hitch ? 25%
11. When used in a tapped hole application how much thread engagement is
required when installing an eyebolt or swivel hoist ring? 1 - 1/2
times the diameter of the bolt
12. On a six strand wire rope, the lay length is approximately how many rope
diameters ? 6
13. The largest thing to enter the eye of a synthetic sling shall not exceed
what size ? A diameter equal to 1/3 the length of the eye
14. A basket hitch will maintain 100% of its capacity when ? The
vertical sides of the hitch are within 5 degrees of vertical
15. According to OSHA, a multi-part bridle is rated on how many of its legs
? 3
16. A shackle must be marked with all of the following except ? Country
of manufacturer
