NCCCO Rigger 1 Exam Questions and
Answers 100% Pass
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,
Answers 100% Pass
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,
