On submarines or ships having a similar stern, it is a vertical line passing through the points where the design waterline intersects the stern of the ship> The vertical line through the intersection of the load water line and the after edge of the stern post. This bulkhead forms the forward boundary of the after-peak tank and should be made watertight. It is generally almost entirely below the load water line.Ī term applied to the first transverse bulkhead forward of the stern post. Radiating cant frames fastened to transom plates.Ī compartment just forward of the stern post.
(Opposite to forward.)Ī tank or compartment located abaft the aftmost watertight transverse bulkhead above propeller(s) and rudder (often used for fresh water or sea water ballast).Ī term applied to a deck aft to the midship portion of a vessel.
Loose from the moorings (not tied or secured).Ī term used for the largest dry bulkcarriers.Īt, or towards the stern of a vessel. The other approach uses the concept of lost buoyancy.Ĭomes from the Arabic “Emir” or “Amir” which means “First commander” and “Al-bahr which means “the sea”. It regards the water which has entered as an added weight, the basic hull envelope remaining. One method used in the calculation of a ship’s damaged stability when it is partially fl ooded. The effective increase in mass of a hull, due to the entrained water, when in motion.
#Tarred bank line whipping eye splice portable
The portable steps from the gangway down to the waterline.Ī solid piece of metal shaped like an acorn, and used to finish off the top of an upright in a railing contructed of pipe. Holes cut in ship’s structure to permit entering or leaving various compartments. The next grade above the beginning grade of ordinary seaman in the deck crew.Ībove decks without concealment of deceit (out in the open).Ī bushing plate around a hole in which a pintle works. The bearing of an object 90 degrees from ahead (in a line with the middle of the ship). Get away from the ship, as in an emergency. Said of the bearing of an object which bears between the beam and the stern (further back than the ship’s middle). Thus, the mainmast is abaft the foremast (in back of). A relative term used to describe the location of one object in relation to another, in which the object described is farther aft than the other.
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