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GREAT LAKES GLOSSARY exar ‘AAA CLASS ~ i n the Great FORECASTLE - (FOHK s'l) Ai Lakes A ate oat 950s Arthur M. Anderson is one of ins, often used for crew's quarters or storage. mpl AFT — ied ie) back, or stern, of a ship. AHEAD - Forw AMIDSHIPS - The idle pa of avessel, referring to either lengt ARTICULATED TUG BARGE ATB)- Tug-barge inne axis a with ihe a, free to move, or FOREPEAK ~ The space below the forecastle FORWARD - Toward the front, or bow, of a shi FREEBOARD - The distance from the waterline to the main deck. GROSS TONNAGE - The internal space of a vessel, Des es ance meters) =a gro example. BACKHAUL - The practice of carrying a cargo is lowered or raised. A hatch is closed by curing a hatch cover over it. ULL ly ip, not including its BARGE - a with no engine, either pushed or Hey Eee ts oF mi / INTEGRATED ‘TUG-BARGE (ITB) - Tug-barge cae int. BILGE - Lowest part of a hold or compartment, barge. is IRON DECKHAND - Mechanical device Sota runs on rails on a vessel's main deck and is used to rer a ship curves from the keel to the vertical sides. Front of a vessel. peller mounted transversely in a vessel's bow under the waterline to assist in moving dle A sternthruster may also be stalled. JONES ACT - US. cabotage law that mandates byUS- doch -built and U.S.-crewed vessels. eae ne. It runs along the eet ae il LAID UP or LAY Ue -Out of service. yl navigated. World War Il as part of Richard ‘or WHEELHOUSE. Reiss is one example. BULKHEAD - Wall or p: par ET | faey me or iti hull Itdoes not ae ot ave ne ma oe to forma ie i i jilers, engines, shat alleys, chain lockers, officers’ and crew's quarters. Net water it termined by an average over time. tonnage or net tonnage and is used to figure taxes, DEADWEIGHT TONNAGE - RIVER. f vessels the light displacement tonnage and the hay) bill in the’ 1970s & service smaller ports sand ns (2,240 pounds or 1,016.1 kg). Cuyahoga. David Z. Norton is one eae LACEMENT TONNAGE — ig) ‘SELF-UNLOADER m a long tons. i is igh the water displaced by the vessel. Displacement fied as light, indicating th SLAG - By-product of the steelmaking process y stores; or STEM - cargo, fuel and stores. STERN ~The back of the ship. 1e depth of we 19 FIT-OUT — The process of preparing a vessel for service after a period of ina Eh ard Processed, loeletzed iron ore. Easy to Bee aa iced this is the primary method of ION - US. of, 1s tL hull, machinery and other ats ‘TRACTOR TUG — Highly maneuverable tug K - Lakes’: FOOTER - ake slang for 1,000-foot vessel. props y' ys rather than the traditional screw propeller. KYS‘04