Disposal OF Engine Room Bilge
Pollution by oil from ships can broadly be divided as follows: Vessels at Sea Vessels in Port.
Engine Room Bilge shall be disposed of in accordance with the instruction of the Chief engineer and Engine room staff should request permission from the bridge Officer on Watch to commence discharge of permitted oily mixture over side so as to ensure that discharges only take place in authorised geographical areas.
Oily water separator shall be operated only by the 2nd Engineer under his direct supervision.
Overboard discharge valves for bilge shall be open/closed only by the first engineer or under his direct supervision.
Bilge may be discharged overboard only under the following conditions (discharge in accordance with regulation 15, Part C, Chapter 3, ANNEX I of MARPOL 73/78).
- That the ship is in sea areas other than special areas (Mediterranean, Black Sea, Red Sea, Arabian Gulf, Bay of Aden)
- That the ship is proceeding enroute
- That oil content in bilge is not exceeding 15 ppm.
- That an oil discharge monitoring and control system is under automatic operation.
Disposal of bilge shall be recorded in the oil record book and the Chief Engineer and the Master shall verify it.
The Oil Record Book shall be entered in accordance with the procedure described hereunder.
Oily water separator shall be operated in accordance with the following procedures.
- Checks of operation of oil discharge monitoring and controlling system.
- Checks of the indication shown with fresh water.
- Checks of the indication shown.
- Look up while in a port.
- Establish shipboard circulating lines and operate bilge pumps.
- Open overboard discharge valves after confirming the indication of the oil content meter has shown 15 ppm or less.
- Overboard discharge valve must be closed and locked by C/E if the oily water separator not operated.
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