RIG CH.5

Question 1

What is the appeal of slings?

Answer 1

Strong, durable, inexpensive, and tagged with weight ratings.

Question 2

What are the three configurations for slings?

Answer 2

vertical, choke, and basket

Question 3

How does the choker configuration affect the weight rating?

Answer 3

Cuts weight rating in half compared to vertical.

Question 4

How does the basket configuration affect the weight rating?

Answer 4

Doubles the weight rating compared to vertical.

Question 5

When should you use a choking configuration?

Answer 5

Only when a basket is not possible, as choking significantly reduces sling strength.

Question 6

What is it called when two or more slings are used in a vertical configuration?

Answer 6

Bridle type configuration

Question 7

What sling configuration is used to rig from the lifting line to each corner of a transformer or other piece of equipment, using multiple slings?

Answer 7

Vertical or bridle

Question 8

What sling configuration is used to bite down and hold in place?

Answer 8

choker

Question 9

What sling configuration is used most commonly to support poles from a boom for framing, the pole can be rotated in this configuration?

Answer 9

Basket

Question 10

What is another name for synthetic slings?

Answer 10

web slings

Question 11

Name what is being described. Usually leather, sewn to the sling itself, provides the user with the WLL in various configurations.

Answer 11

Name Tag

Question 12

What do you do with a sling that has missing or illegible name tags?

Answer 12

Must be removed from service immediately.

Question 13

T or F: There is only one type of sling used in the power delivery industry.

Answer 13

False, there are various types of slings used and several can and should be viewed on pages 72-74.

Question 14

Describe the basic care of synthetic slings.

Answer 14

Inspect before each use, read name tag, avoid ultraviolet light, heat, and sharp edges.

Question 15

What type of sling is popular with lifting very heavy loads?

Answer 15

wire rope slings

Question 16

How can you tell if a chain is proof tested?

Answer 16

stamp on each link

Question 17

What must chains used for lifting, rigging, or hoisting must be?

Answer 17

Minimum of Grade 80 Alloy Chain

Question 18

What are chain slings most commonly used for?

Answer 18

setting poles

Question 19

Chain slings are normally designated as type CO or CP.

What does the C stand for? O? P?

Answer 19

C = Choker, O = oblong master link, P = pear-shaped master link

Question 20

What are material shackles used for?

Answer 20

attaching of joining hardware

Question 21

T or F: Material shackles can be used for rigging?

Answer 21

False

Question 22

T or F: Rigging shackles can be loaded at any angle.

Answer 22

False, never subject a rigging shackle to side strain.

Question 23

What is the shackle orientation for a choker setup?

Answer 23

Pin on the standing end, shackle body on running end