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St. Clair and Detroit River Navigation Safety Regulations (SOR/84-335)

Regulations are current to 2020-10-05 and last amended on 2007-07-01. Previous Versions

Navigation Rules (continued)

 [Revoked, SOR/94-130, s. 4]

 No ship shall embark, disembark or exchange a pilot between the St. Clair/Black River Junction Light and Lake Huron Cut Lighted Buoy “1” unless, because of the weather, it is unsafe to carry out that activity at the normal pilotage ground above Lake Huron Cut Lighted Buoy “1”.

  • SOR/86-541, s. 4
  • SOR/88-102, s. 2

 Every ship shall, by using navigation safety calls, communicate its intentions to any other ship in the vicinity and ensure that the movements of the ships are coordinated and there is an agreement between the ships before proceeding to overtake or meet it.

Anchorage Rules

 In the St. Clair and Detroit Rivers, no ship shall anchor in such a manner that it may swing into the channel or across steering courses.

  • SOR/86-541, s. 5(F)
  • SOR/94-130, s. 5 (F)
  • SOR/98-123, s. 7(F)
  •  (1) A floating plant engaged in dredging, construction or wrecking may only be operated, anchored or moored if the person having conduct of the floating plant obtains authorization from the Regional Director General, the District Commander, the Captain of the Port or the Harbour Master having jurisdiction in waters in which the floating plant will operate, anchor or moor.

  • (2) The authorization referred to in subsection (1) shall be given if the floating plant conforms to such conditions as are necessary to ensure the safety of navigation.

  • SOR/86-541, s. 6
  • SOR/94-130, s. 6

Speed Rules

 Except when required for the safety of the ship or any other ship, no ship of 20 m or more in length may proceed at a speed greater than

  • (a) 10.4 knots between

    • (i) Fort Gratiot and St. Clair Flats Canal Light “2”, and

    • (ii) Peach Island Light and Detroit River Light;

  • (b) 3.5 knots in the Rouge River; or

  • (c) five knots in the navigable channel south of Peach Island.

Towing Ships

  •  (1) A towing ship shall not drop or anchor its tows in such a manner that they may swing into a channel or across steering courses.

  • (2) A towing ship engaged in arranging its tow shall not obstruct the navigation of other ships.

  • SOR/86-965, s. 2(F)

Temporary Instructions and Prohibitions

  •  (1) Notwithstanding anything in these Regulations, where, because of channel obstructions, a casualty, the weather, ice conditions, water levels or other unforeseen or temporary circumstances, compliance with these Regulations would be impossible, impracticable or unsafe or would cause a risk of pollution, the Regional Director General, in the case of Canadian waters, or the District Commander or the Captain of the Port, in the case of United States’ waters, may temporarily instruct ships to proceed in a certain manner or by a certain route, or to anchor in a certain place, or prohibit ships from proceeding or anchoring except as specified in lieu of or in addition to any provisions of these Regulations.

  • (2) A temporary instruction or prohibition issued by the Regional Director General pursuant to subsection (1) comes into force on its promulgation in a Notice to Shipping or a Notice to Mariners and shall remain in force until its modification or rescission is promulgated in a subsequent Notice to Shipping or Notice to Mariners or until the time specified in the original promulgation.


 The Regional Director General and the Harbour Master shall exchange with the District Commander and Captain of the Port, forthwith, any information they receive or send that may affect the administration of these Regulations and the respective jurisdictions of those persons.

  • SOR/86-965, s. 3(F)
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