English to French Tech/Engineering Ships, Sailing, Maritime waste management

The definition of "operational wastes" (regulation 1.12 of MARPOL Annex V) excludes grey water, bilge water, or other similar discharges essential to the operation of a ship. "Other similar discharges" essential to the operation of a ship include, but are not limited to the following:


• boiler / economizer blowdown;
• boat engine wet exhaust;
• chain locker effluent;
• controllable pitch propeller and thruster hydraulic fluid and other oil to sea interfaces (e.g. thruster bearings, stabilizers, rudder bearings, etc.);
• distillation / reverse osmosis brine;
• elevator pit effluent;
• firemain systems water;
• freshwater lay-up;
• gas turbine washwater;
• motor gasoline and compensating discharge;
• machinery wastewater;
• pool, spa water and recreational waters;
• sonar dome discharge; and
• welldeck discharges.