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44 Cards in this Set
- Front
- Back
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Headlines and Sternlines:
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-keeps bow or stern into dock
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Breastlines:
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-perpendicular to dock
-keeps vessel alongside dock |
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Springlines:
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-keeps boat from going forward or aft on dock
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Bitt-
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1 or more heavy cylindrical fittings, usually set vertically in the deck of a vessel, to secure mooring lines and towing lines
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Bollard-
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a heavy piece of wood or metal, set on the dock, to which the mooring lines are made fast
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Steamboat (stovepipe)-
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wrap mooring line around 1 bitt instead of figure eighting
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Figure Eight-
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tying a mooring line using a figure 8 pattern around 2 bitts
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Chock-
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heavy fitting of metal or wood with 2 jaws bending inward, through which a rope or cable may be run
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Cleat-
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metal or wood having projecting arms or ends on which a rope can be round or made fast
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Capstan-
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a horizontal rotary windlass used for weighing anchor
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Gypsy Head-
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drum at the end of a windlass or capstan used to handle lines
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Chaffing Gear-
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a winding of small stuff, rope, canvas, or other material around spars, rigging, ropes, etc., to prevent chafing
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Surge-
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to slip line around a windlass, capstan, or bitts to give slack
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Warp-
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to move a ship aft or fore using mooring lines
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Fair Lead-
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a blocking, ring, or plank with holes that serve as a guide for the running rope that prevents chaffing
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Stopper-
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a short line, one end of which is secured to a fixed object, used to check or stop a running line
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Messenger Line-
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light line with a weighted end used to toss over deck to dock handlers
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Heaving Line-
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line used to pull mooring lines to the dock
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Veer-
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to pay out more line
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3 Advantages of Nylon:
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-good abrasion
-excellent engery absorption -high melting temp |
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3 Disadvantages of Nylon:
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-poor uv
-poor wet strength -hydrophilic |
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3 Advantages of Polyester:
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-good abrasion
-good uv -good wet strength |
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3 Disadvantages of Polyester:
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-neg buoyancy
-high specific gravity -low shock absorbance |
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3 Advantages of Polyethylene:
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-good wet strength
-positive buoyancy -fair energy absorbance |
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3 Disadvantages of Polyethylene:
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-poor abrasion
-poor uv -high creep |
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3 Advantages of HMPE:
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-excellent abrasion
-excellent uv -excellent wet strength |
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3 Disadvantages of HMPE:
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-creep
-low heat resistance -low melting pt |
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3 Advantages of LCP:
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-excellent abrasion
-excellent UV -excellent wet strength |
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2 Disadvantages of LCP:
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-low energy absorption
-negative buoyancy |
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3 Advantages of Aramid:
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-good abrasion
-good uv -excellent wet strength |
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2 Disadvantages of Aramid:
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-low energy absorption
-negative buoyancy |
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Tenacity:
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-how strong a fiber is
-expressed as GPD (grams per denier) |
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Elongation:
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-percentage of stretch when the fiber breaks
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Modulus:
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-resistance to deformation
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Creep:
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-when a fiber continues to elongate under a static load
-eventually fiber will break under static fatigue |
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Coefficient of Friction:
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-numerical value given to the slickness of a fiber
-high coefficient of friction will grip better |
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Specific Gravity:
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-the ration of mass of a material to the mass of an equal volume of water
+whether or not a material will float |
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Chemical Resistance:
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-a fiber's ability to withstand the effects of certain chemicals
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UV Resistance:
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-measure of a rope's resistance to sunlight
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Critical Temperatures/Melting Point:
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-high temps will have adverse affects on fibers
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Critical Temperature:
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-the max working temp allowed
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Melting Point:
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-temp required to melt the fiber
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Polyolefin-
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class of fibers
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Number of Mooring Lines depends on:
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-size and other factors such as weather, duration of stay, and configuration of dock
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