Unformatted text preview: ard ----Outside; over the side of a ship,
into the water.
Overhang ----That portion of the hull which is
over and unsupported by the water.
Oxter Plate ----Bent shell plate which fits
around upper part of stern post; also called tuck
Packing ----Material which is placed between
plates or shapes to make them watertight;
wooden blocks and wedges which support a ship
on sliding ways; spacers.
Pad Eye ----An eye located on deck which is
used for fastening cables or on the hull for
hanging tires or an attachment for hanging a
block and fall for lifting the propeller or rudder. Painter applying a coating to a vessel hull.
Palm ----Flattened top portion of rudder stock
(for bolted connection). Also, a flat surface at
the end of a strut or stanchion.
Panama chock ----A steel casting used for line
handling - from one vessel to another vessel or
to the dock. Developed for use in the Panama
Panting ----An in-and-out movement of plating;
to pulsate or throb. Panting may be caused by
the lift and fall of a ship in a seaway, or by
Parallel Middle Body ---- The straight part at
the center of the ship where the water lines and
buttocks have no curvature; that is, where all the
fore and aft lines are parallel.
Peak ----A narrow compartment at either end of
Pillar ----A vertical member or column which
provides support to a deck girder. (Also termed a
Pilot House ----An enclosed place in which the
main steering wheel, controls, engine room,
telegraph, etc., are located. A wheel house. This pad eye is just forward of the rudder, and
would be used to hold a chain fall when the crew
are working on the propeller. In this picture, the
vessel is on dry-dock, and we are looking up at
the bottom of the hull.
Painting a vessel hull ----Vessels must be
removed from the water to apply coatings. This Pintle ----A pin on which a rudder hinges.
Pitch ----Spacing; as of rivets or gear teeth.
Planking ----Wood covering for decks, etc.
Plating ----The plates of a hull, a deck, a
bulkhead, etc. E6002 – Ship Terms & Definitions p. 16 © C.G.Daley Propeller ----A rotating device which drives a
ship through the water. Also see cyclodial
Propeller Post ----The forward post of stern
frame, which is bored for propeller shaft.
A stack of plates that will be used for side shell
replacement, frames, brackets, etc.... These
plates have been sandblasted and coated to
reduce corrosion inside the vessel once they are
Plimsoll Mark ----A mark placed on the ship's
side to indicate maximum allowable draft.
Pontoon Hatch Cover ----A steel box-shaped
member sometimes used in place of hatch beams
to close in a cargo hatch.
Poop ----The after, upper portion of the hull,
often containing the steering gear.
Poop Deck ----The first deck above the shelter
deck at after end of a vessel.
Port ----A harbor; or opening in the side of a
ship. The left hand side of a ship (looking
toward the bow.) Originally called larboard.
Porthole ----A circular opening in the ship's side
such as a window (see airport).
Press break ----A hydraulic or mechanical
device for bending and shaping steel plate. In
shipyards the plate is usually shaped cold. Plates
bent in a press may be refered to as 'shaped' or
Profile ----A side elevation of a ship's form. A
view looking at the moulded lines from
starboard to port. The waterlines and the frame
lines are straight when observed from this
direction. The deck line, or "sheer" curve
(Figure 4) shows up clearly in the profile, which
for this reason is sometimes called the sheer
plan. Propeller Shaft ----Rotating bar by means of
which the engine turns the propeller. Q
Quarters ----Living or sleeping rooms. R
Rabbet ----A depression or offset designed to
take some other adjoining part; as for example,
the rabbet in the stem to take the shell plating.
Rail ----The upper rounded edge of the
Railway ----An inclined slope fitted with
railroad track. A carriage is lowered down the
track into the water, the vessel is floated over the
carriage and both are brought up the slope until
the vessel is drawn out of the water. Requires a
very stout winch to pull the carriage up the
Rake ----Slope aft of a mast, kingpost or stack.
Reaming ----Enlarging a rivet hole by means of
a revolving, cylindrical, slightly tapered tool
with cutting edges running along its sides.
Reverse Frame ----An angle bar or other shape
riveted to the inner edge of a transverse frame as
reinforcement. E6002 – Ship Terms & Definitions p. 17 © C.G.Daley Ribband ----A fore and aft steel strip or heavy
batten which is used to temporarily align the
transverse frames after erection.
Rigging ----Ropes, wire ropes, lashings, masts,
booms, etc.; also, the handling and placing on
board the ship of heavy weights and machinery.
Rivet ----A short round metal connection used to
fasten two or more members together by
clinching after being heated red hot.
Roll ----To impart curvature...
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- Winter '14
- Nautical terms, Ship construction, stern, Keel, Rudder Stock