Marlinespike Seamanship

Question 1

Navy currently uses (4) main types of line:

Answer 1

• 3 strand (vang lines) - 4 strand (mooring lines) - Plated (hawsers) - Double - Braided

Question 2

Four strand (aramid) lines are…

Answer 2

Right laid strands around a center core.

Question 3

Double-Braided lines are…

Answer 3

Two hollow braided ropes, one inside the other.

Question 4

For natural fiber lines the size is designated by…

Answer 4

Counting the number of threads.

Question 5

Synthetic lines are designated by…

Answer 5

measuring the circumference

Question 6

SMALL STUFF (definition)

Answer 6

Any line measuring 1 3/4 inches and smaller

Question 7

SMALL STUFF (3)

Answer 7

-Size range from 6 thread to 24 thread for Manila lines -Marline- 2 strand, left laid, Tarred Hemp - May be used for: whipping, mousing, seizing

Question 8

Small stuff whipping

Answer 8

Prevent the bitter end of a line from unlaying

Question 9

Small stuff mousing

Answer 9

Line wrapped around a hook or object to prevent the load from falling off

Question 10

Small stuff seizing

Answer 10

Used when two lines or 2 parts of a line are to be permanently married

Question 11

Hawser (definition)

Answer 11

Any line measuring 5 inches and larger

Question 12

Hawser may be used for (3)

Answer 12

Mooring, Towing and Amphibious Operations.

Question 13

Lines are made of a variety of natural fibers such as: (4)

Answer 13

Cotton, Hemp, Abaca, Manila

Question 14

Is the most common type of natural fiber line used in the Navy

Answer 14

Manila

Question 15

Manila is superior to other natural fiber lines in terms of (4)

Answer 15

Strength, durability, ease of handling, resistance to weather

Question 16

Manila line ___ years old, regardless of its condition, cannot be used in critical operations because the fiber deteriorated as it ages and therefore is not safe for use

Answer 16

5

Question 17

A new coil of natural fiber line comes in a coil whose inside forms a tunnel, to uncoil the line…

Answer 17

Reach into the tunnel and draw the line through the top

Question 18

Synthetic fibers currently in use for making lines are (5)

Answer 18

• Nylon - Aramid (Kevlar) - Polyester (Dacron) - Polypropylene - Polyethylene

Question 19

Differences synthetic line v natural fiber line (4)

Answer 19

• Higher breaking strength - Poor knot holding characteristics - Is 1.7 to nearly 6 times as strong - Lasts 5 times longer

Question 20

Will reach its Safe Working Load (SWL) when stretched to ___ of its length

Answer 20

3 Strand Nylon 30%

Question 21

Will part when stretched to 30% if its original length

Answer 21

Double Braided Nylon

Question 22

Are designed to fail sequentially. Meaning that one of the four strands will fail before the other strands.

Answer 22

Four strand plus core aramid lines

Question 23

You uncoil synthetic fiber from the…

Answer 23

Outside. Don’t attempt to un oil synthetic line from the inside as with natural fiber.

Question 24

Allow new synthetic line to relax for…

Answer 24

24 hours after being unreeled before putting it to use.

Question 25

To clean synthetic lines (2)

Answer 25

• Use mild soap and water for dirt - Use kerosene or diesel fuel to remove oil or grease.

Question 26

Never stand… (2)

Answer 26

• in the bight of a line - in the direct line of pull When the line is being pulled or is under tension

Question 27

Is a must in every case where lines are being worked

Answer 27

Safety observer

Question 28

Three visual cues (signs) you look for as a warning that a synthetic line is about to part (3)

Answer 28

• The line begins to smoke because of the heat generated by stretching - The diameter will get smaller as stretching continues - The tattletale cord will lie taut against the line

Question 29

Wire rope may have three different core constructions (3)

Answer 29

• Fiber Core - Wire Core - IWR Core

Question 30

Wire rope is designated by the…

Answer 30

Number of strands per rope and number of wires per strand

Question 31

A larger amount of small wires per strand …

Answer 31

Equals more flexibility

Question 32

A smaller amount of large wires per strand …

Answer 32

Equals more resistance to external abrasion; but less flexible

Question 33

Must be worn when handling Wire Rope

Answer 33

Heavy Leather Gloves

Question 34

Coil Down

Answer 34

Method of stowing a line by making circular turns piled loosely in top of itself

Question 35

Flemish

Answer 35

Method of stowing a line by forming it tightly in concentric circles

Question 36

Fake out

Answer 36

Method of stowing a line by laying it out in long flat bights alongside each other

Question 37

(P) Coild Down, Flemish, Fake Out

Answer 37

(P) Coild Down, Flemish, Fake Out

Question 38

(p) Fibers, Line, Yarn/Threads, Strands // Wire rope: core, wire, strand

Answer 38

(p) Fibers, Line, Yarn/Threads, Strands // Wire rope: core, wire, strand