Vertical transverse plate immediately above the bottom shell plating, often located at every frame, extending from bilge to bilge.
Related Terms |
SPREAD
The divergence of the air stream in a horizontal or vertical plane after it leaves the outlet.
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GYROSCOPIC DRIFT
The horizontal rotation of the spin axis of a gyroscope about the vertical axis
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HEAVE
The oscillatory vertical rise and fall, due to the entire hull being lifted by the force of the sea. Also called HEAVING
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SHELL PLATING
The plates forming the outer side and bottom skin of the hull
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SHELL PLATING
The plates forming the outer side and bottom skin of the hull
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STEALER
A single wide plate that is butt-connected to two narrow plates, usually near the ends of a ship.
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FARDAGE
A wood placed in bottom of ship to keep cargo dry
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HEIGHT OF TIDE
Vertical distance from the chart sounding datum to the water surface at any stage of the tide. It is positive if the water level is higher than the chart sounding datum. The vertical distance from the chart sounding datum to a high water datum is called RISE OF TIDE.
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HEELING ERROR INSTRUMENT
Heeling adjuster. Also called VERTICAL FORCE INSTRUMENT
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HOLDING GROUND
The bottom ground of an anchorage. The expression is usually used with a modifying adjective to indicate the quality of the holding power of the material constituting the bottom
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