For the purposes of this definition:
(a) the bow shall be taken to include the watertight hull structure, forecastle, stem and forward bulwark, if fitted, but shall exclude bowsprits and safety rails;
(b) the stern shall be taken to include the watertight hull structure, transom, poop, trawl ramp and bulwark, but shall exclude safety rails, bumkins, propulsion machinery, rudders and steering gear, and divers' ladders and platforms.
All openings in the exposed weather deck shall have coamings of ample height and strength and shall be provided with efficient means for expeditiously closing them weathertight. Freeing ports, open rails and scuppers shall be fitted as necessary for rapidly clearing the weather deck of water under all weather conditions.
