Nstm 613 Wire And Fiber Rope And Rigging

Front 1

Wire rope is composed of what three parts?

Back 1

Wires, strands, core

Front 2

What determines the length of a rope lay?

Back 2

The distance in which a strand makes one complete turn around the rope.

Front 3

Where should you store wire rope when not put into service?

Back 3

A place protected from weather and from possible contact with acid or acid fumes

Front 4

How should you clean wire rope before lubrication?

Back 4

Wire brushes, compressed air, superheated steam, JP-5, or turbine oil.

Front 5

Which wire rope terminating fitting retains 100% of the minimum breaking strength of the wire rope?

Back 5

Poured zinc socket and poured resin socket

Front 6

When properly applied, wire rope clips will retain what percent of the minimum breaking strength of the wire rope used?

Back 6

80 %

Front 7

What is the correct way to attach wire rope clips (u bolts) to the wire rope?

Back 7

Place all of the U bolts on the dead end (short end) of the wire rope.

Front 8

What spacing is considered suitable when applying wire rope clips?

Back 8

6 times the diameter of the rope

Front 9

What type of wire rope splice consists of pressing a metal sleeve around wire rope using a hydraulic press for large ropes and a hand operated press for smaller wire?

Back 9

Swaging

Front 10

Short splices and long splices retain how much strength of the wire rope?

Back 10

95% short splice, 100% long splice

Front 11

Which wire rope splice is the easiest to make but should not be used in a rope that is free to spin when loaded?

Back 11

Liverpool splice

Front 12

What is the preferred wire rope splice that will not pull or spin out?

Back 12

Lock-tuck splice

Front 13

How are large fiber ropes identified?

Back 13

Water resistant marker inserted into the center of one strand of the rope.

Front 14

Which type of synthetic line will float?

Back 14

Polypropylene and polyethylene

Front 15

All lines 1 3/4 and higher are required to be what?

Back 15

Right laid

Front 16

Which synthetic line is two hollow braided lines, with one stuffed inside the other?

Back 16

Double braid

Front 17

Signal halyards are made up of what type and size line?

Back 17

1 1/2 in plaited polyester

Front 18

How should natural fiber line furnished in coils be uncoiled?

Back 18

Draw the rope up from the eye in a counter clockwise direction to avoid kinking.

Front 19

How should synthetic rope be unreeled?

Back 19

By inserting a pipe through the center holes of the reel heads to hold the reel clear of the deck.

Front 20

What is the stretch limit of 4 strand aramid line?

Back 20

6 %

Front 21

What is the stretch limit for polyester double braid line?

Back 21

30 %

Front 22

What is the stretch limit for 3 strand polyester line?

Back 22

35 %

Front 23

What is the stretch limit of nylon double braided line?

Back 23

40%

Front 24

What is the stretch limit of 3 strand nylon line?

Back 24

55%

Front 25

How much strength is loss in nylon line when wet?

Back 25

15 %

Front 26

What is the rule of thumb when making an eye splice designed to go over a fitting?

Back 26

5 times the diameter of the fitting

Front 27

Natural fiber lines more than 5 years old shall be only used for what?

Back 27

Lashing, fenders or matting

Front 28

Polypropylene and polyethylene line that has been exposed to sunlight on a continuous basis can lose how much breaking strength of the line?

Back 28

40%

Front 29

What type of line is used for tattle tales?

Back 29

6 thread manila