NCCCO RIGGER 1 STUDY
WITH 100% CORRECT
ANSWERS.
Quiz_________________?
1. A wire rope that is a 6x19 classification could have how many wires per strand? -
Answer✅
15 through 26 wires per strand
Quiz_________________?
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
Quiz_________________?
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
Quiz_________________?
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? -
1
, Answer✅
A2+B2=C2 look at paper
Quiz_________________?
13. What is the approximate weight of one cubic foot of steel ? -
Answer✅
480 pounds (lbs)
Quiz_________________?
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
Quiz_________________?
15. Where would you measure to check the diameter of wire rope? -
Answer✅
Across the crowns
Quiz_________________?
16. How is the working load limit of slings determined? -
Answer✅
Divide the breaking strength by the design factor
Quiz_________________?
17. What is the formula used to find volume of a rectangle? -
Answer✅
Length x height x width
2
WITH 100% CORRECT
ANSWERS.
Quiz_________________?
1. A wire rope that is a 6x19 classification could have how many wires per strand? -
Answer✅
15 through 26 wires per strand
Quiz_________________?
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
Quiz_________________?
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
Quiz_________________?
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? -
1
, Answer✅
A2+B2=C2 look at paper
Quiz_________________?
13. What is the approximate weight of one cubic foot of steel ? -
Answer✅
480 pounds (lbs)
Quiz_________________?
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
Quiz_________________?
15. Where would you measure to check the diameter of wire rope? -
Answer✅
Across the crowns
Quiz_________________?
16. How is the working load limit of slings determined? -
Answer✅
Divide the breaking strength by the design factor
Quiz_________________?
17. What is the formula used to find volume of a rectangle? -
Answer✅
Length x height x width
2
