§ 155.330 Bilge slops/fuel oil tank ballast water discharges on U.S. non-oceangoing ships.

(a) No person may operate a U.S. non-oceangoing ship in the navigable waters of the United States, unless it has the capacity to retain on board all oily mixtures and is equipped to discharge these oily mixtures to a reception facility.

(b) A U.S. non-oceangoing ship may retain all oily mixtures on board in the ship's bilges. An oily residue (sludge) tank is not required.

(c) This section does not apply to a fixed or floating drilling rig or other platform.

§ 155.350 Bilge slops/fuel oil tank ballast water discharges on oceangoing ships of less than 400 gross tons.

(a) No person may operate an oceangoing ship of less than 400 gross tons, unless it either:

(1) Has the capacity to retain on board all oily mixtures and is equipped to discharge these oily mixtures to a reception facility; or

(2) Has approved oily-water separating equipment for the processing of oily bilge slops or oily fuel oil tank ballast and discharges into the sea in accordance with § 155.10.

(b) An oceangoing ship of less than 400 gross tons may retain all oily mixtures on board in the ship's bilges. An oily residue (sludge) tank is not required.

(c) This section does not apply to a barge that is not equipped with an installed bilge pumping system for discharge into the sea.

(d) This section does not apply to a fixed or floating drilling rig or other platform.

(e) This section does not apply to an existing ship until October 2, 1986.

[CGD 75-124a, 48 FR 45715, Oct. 6, 1983, as amended by CGD 88-002, 54 FR 18407, Apr. 28, 1989]

$155.360 Bilge slops discharges on oceangoing ships of 400 gross tons and above but less than 10,000 gross tons, excluding ships that carry ballast water in their fuel oil tanks.

(a) No person may operate an oceangoing ship of 400 gross tons and above but less than 10,000 gross tons, exclud

ing a ship that carries ballast water in its fuel oil tanks, unless it is fitted with approved 100 parts per million (ppm) oily-water separating equipment for the processing of oily bilge slops or oily fuel oil tank ballast.

(b) No person may operate a ship under this section unless it is fitted with a tank or tanks of adequate capacity to receive the oily residues (sludges) that cannot be dealt with otherwise.

(1) In new ships such tanks shall be designed and constructed to facilitate cleaning and the discharge of the oily residues to reception facilities. Existing ships shall comply with this requirement as far as reasonable and practicable.

(2) Tanks used for oily wastes on ships certificated under 46 CFR Chapter I shall meet the requirements of 46 CFR 56.50-50(h) for isolation between oil and bilge systems.

(c) No person may operate a ship unless it is equipped with a pipeline to discharge oily mixtures to a reception facility.

(d) This section does not apply to a barge that is not equipped with an installed bilge pumping system for discharge into the sea.

(e) This section does not apply to a fixed or floating drilling rig or other platform.

(f) This section does not apply to an existing ship until October 2, 1986.

§ 155.370 Bilge slops/fuel oil tank ballast water discharges on oceangoing ships of 10,000 gross tons and above and oceangoing ships of 400 gross tons and above that carry ballast water in their fuel oil tanks.

(a) No person may operate an oceangoing ship of 10,000 gross tons and above or any oceangoing ship of 400 gross tons and above that carries ballast water in its fuel oil tanks unless it has either:

(1) Approved 100 ppm oily-water separating equipment for the processing of oily bilge slops or oily fuel oil tank ballast and an approved bilge monitor;

or

(2) Approved 15 ppm oily-water separating equipment for the processing of

oily bilge slops or oily fuel oil tank ballast and an approved bilge alarm.

(b) No person may operate a ship under this section unless it is fitted with a tank or tanks of adequate capacity to receive the oily residues (sludges) that cannot be dealt with otherwise.

(1) In new ships such tanks shall be designed and constructed to facilitate cleaning and the discharge of the oily residues to reception facilities. Existing ships shall comply with this requirement as far as reasonable and practicable.

(2) Tanks used for oily wastes on ships certificated under 46 CFR Chapter I shall meet the requirements of 46 CFR 56.50-50(h) for isolation between oil and bilge systems.

(c) No person may operate a ship under this section unless it is equipped with a pipeline to discharge oily mixtures to a reception facility.

(d) The master or other person having charge of a ship equipped in accordance with paragraph (a)(1) of this section shall ensure that the bilge monitor continuous record is maintained on board for not less than three years.

(e) This section does not apply to a barge that is not equipped with an installed bilge pumping system for discharge into the sea.

(f) This section does not apply to a fixed or floating drilling rig or other platform.

(g) This section does not apply to an existing ship until October 2, 1986.

(Approved by the Office of Management and Budget under control number 21150025)

§ 155.380 Oily-water separating equipment, bilge alarm, and bilge monitor approval standards.

(a) On U.S. inspected ships, oilywater separating equipment, bilge alarms, and bilge monitors must be approved under 46 CFR 162.050.

(b) On U.S. uninspected ships and foreign ships, oily-water separating equipment, bilge alarms, and bilge monitors must be approved under 46 CFR 162.050 or be listed in the current International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC) Circular sum

mary of MARPOL 73/78 approved equipment.

(c) A ship that is required to have 100 parts per million (ppm) oily-water separating equipment may have 15 parts per million (ppm) oily-water separating equipment installed in its place.

(d) A ship that is required to have a bilge alarm may have a bilge monitor installed in its place.

§ 155.390 Oceangoing ships other than tank ships carrying oil in bulk.

(a) Except as provided for in paragraph (b) of this section, no person may operate an oceangoing ship, other than a tank ship, with cargo space constructed and utilized to carry oil in bulk of an aggregate capacity of 200 cubic meters or more unless it complies with §§ 157.11, 157.12, 157.15, 157.33, 157.37, and 157.19(b)(3) of this chapter.

(b) If the aggregate capacity is less than 1,000 cubic meters, the ship may, in lieu of meeting the requirements of §§ 157.11, 157.12 and 157.15 of this chapter, retain oily mixtures on board and discharge them to a reception facility.

[CGD 75-124a, 48 FR 45715, Oct. 6, 1983; 48 FR 54977, Dec. 8, 1983]

§ 155.400 Platform machinery space drainage on oceangoing fixed and floating drilling rigs and other platforms.

(a) No person may operate an oceangoing fixed or floating drilling rig or other platform unless it either—

(1) Complies with the oily-water separating equipment requirements of a valid National Pollutant Discharge Elimination System (NPDES) permit issued in accordance with section 402 of the Clean Water Act and 40 CFR Chapter I;

(2) Complies with the oily-water separating equipment requirements for oceangoing ships of 400 gross tons and above as set forth in either § 155.360 or § 155.370; or

(3) Is not equipped with an installed bilge pumping system for discharge of oily mixtures from platform machinery spaces into the sea and has the capacity to retain on board all of these oily mixtures and is equipped to dis

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charge these mixtures for transport to a reception facility.

(b) When an oceangoing fixed or floating drilling rig or other platform is in a special area, is not proceeding en route, or is within 12 nautical miles of the nearest land; it must either

(1) Have the capacity to retain on board all machinery space oily mixtures from platform machinery space drainage and be equipped to discharge these mixtures for transport to a reception facility; or

(2) Discharge in accordance with § 151.10 (b)(3), (b)(4) and (b)(5) of this chapter.

(c) Paragraph (b) of this section does not apply to a fixed or floating drilling rig or other platform that is operating under an NPDES permit.

(d) Paragraph (a) of this section does not apply to an existing fixed or floating drilling rig or other platform until October 2, 1986.

[CGD 75-124a, 48 FR 45715, Oct. 6, 1983, as amended by CGD 88-002, 54 FR 18407, Apr. 28, 1989]

$155.410 Pumping, piping and discharge requirements for non-oceangoing ships of 100 gross tons and above.

(a) No person may operate a nonoceangoing ship of 100 gross tons and above that is fitted with main or auxilpatiary machinery spaces in the navigable dwaters of the United States unless:

and

§ 155.420 Pumping, piping and discharge requirements for oceangoing ships of 100 gross tons and above but less than 400 gross tons.

(a) No person may operate an oceangoing ship of 100 gross tons and above but less than 400 gross tons that is fitted with main or auxiliary machinery spaces unless:

(1) The ship has at least one pump installed to discharge oily mixtures through a fixed piping system to a reception facility;

(2) The piping system required by this section has at least one outlet accessible from the weather deck;

(3) The outlet required by this section has a shore connection that meets the specifications in § 155.430, or the ship has at least one adapter that meets the specifications in § 155.430 and fits the required outlets;

(4) The ship has a means on the weather deck near the discharge outlet to stop each pump that is used to discharge oily wastes; and

(5) The ship has a stop valve installed for each outlet required by this section.

(b) Paragraph (a) of this section does not apply to a ship that has approved oily-water separating equipment for the processing of oily bilge slops or oily fuel oil tank ballast.

(c) This section does not apply to a fixed or floating drilling rig or other platform.

§ 155.430 Standard discharge connections for oceangoing ships of 400 gross tons and above.

(a) An oceangoing ship of 400 gross tons and above must be fitted with a standard discharge shore connection, for the discharge to reception facilities, of oily wastes from machinery space bilges or fuel oil tank ballast water. The discharge connection must be of the following dimensions:

(1) Outside diameter=215 millimeters (mm).

(2) Inner diameter=according to pipe outside diameter.

(3) Bolt circle diameter=183 mm.

oily bilge slops or oily fuel oil tank ballast and an approved bilge alarm.

(b) No person may operate a ship under this section unless it is fitted with a tank or tanks of adequate capacity to receive the oily residues (sludges) that cannot be dealt with otherwise.

(1) In new ships such tanks shall be designed and constructed to facilitate cleaning and the discharge of the oily residues to reception facilities. Existing ships shall comply with this requirement as far as reasonable and practicable.

(2) Tanks used for oily wastes on ships certificated under 46 CFR Chapter I shall meet the requirements of 46 CFR 56.50-50(h) for isolation between oil and bilge systems.

(c) No person may operate a ship under this section unless it is equipped with a pipeline to discharge oily mixtures to a reception facility.

(d) The master or other person having charge of a ship equipped in accordance with paragraph (a)(1) of this section shall ensure that the bilge monitor continuous record is maintained on board for not less than three years.

(e) This section does not apply to a barge that is not equipped with an installed bilge pumping system for discharge into the sea.

(f) This section does not apply to a fixed or floating drilling rig or other platform.

(g) This section does not apply to an existing ship until October 2, 1986. (Approved by the Office of Management and Budget under control number 21150025)

§ 155.380 Oily-water separating equipment, bilge alarm, and bilge monitor approval standards.

(a) On U.S. inspected ships, oilywater separating equipment, bilge alarms, and bilge monitors must be approved under 46 CFR 162.050.

(b) On U.S. uninspected ships and foreign ships, oily-water separating equipment, bilge alarms, and bilge monitors must be approved under 46 CFR 162.050 or be listed in the current International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC) Circular sum

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