Transcription of Boat Crew Seamanship Manual - Coast Guard Auxiliary Islip ...
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Boat Crew Seamanship Manual - Coast Guard Auxiliary Islip ...
Chapter 7 Marlinespike Seamanship Construction Strands are twisted to either the right or the left. This twisting is the lay of the line . line may have either a left lay or a right lay depending upon how the strands are twisted together. line is usually constructed as plain-laid, plaited, and double-braided lines. Figure 7-1. illustrates fiber rope components and construction. The type of construction will depend upon the intended use of the line . The following describes line types: line Type Characteristics Plain-laid Made of three strands, right- or left-laid. Most common is right- hand laid. Cable-laid Made of three, right-hand, plain-laid lines laid together to the left to make a larger cable. Plaited Made of eight strands, four right-twisted and four left-twisted. Strands are paired and worked like a four strand braid. Braided Usually made from three strands (sometimes four) braided together.
A.8. Composition Synthetic fiber line is made of inorganic (man-made) materials. The characteristics of synthetic fiber line are considerably different from natural fiber line. The differences will vary depending on the type of material from which the line is made.
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