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 Code of Federal Regulations (Last Updated: July 5, 2024)
 Title 33 - Navigation and Navigable Waters
 Chapter IV - Saint Lawrence Seaway Development Corporation, Department of Transportation
 Part 401 - Seaway Regulations and Rules
 Subpart A - Regulations

  Schedule II to Subpart A of Part 401 - Table of Speeds 1  

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  • Schedule II to Subpart A of Part 401 - Table of Speeds1

    From - To - Maximum speed over the bottom, knots
    Col. III Col. IV
    1. Upper Entrance South Shore Canal Buoy 1 Lake St. Louis, Buoy A13 10.5 10.5
    2. Lake St. Louis Buoy A13 Lower Entrance Lower Beauharnois Lock 12 (dnb); 14 (upb) 11 (upb); 13 (dnb).
    3. Upper Entrance, Upper Beauharnois Lock Lake St. Francis D1 9 (upb); 10. 5 (dnb) 11 (upb); 13 (dnb)
    4. Lake St. Francis D1 Lake St. Francis D49 12 12
    5. Lake St. Francis, Buoy D49 Snell Lock 8.5 upb; 10.5 dnb 8 upb; 10.5 dnb.
    6. Eisenhower Lock Iroquois Lock 11.5 10.5.
    7. Iroquois Lock McNair Island, Lt. 137 13 10.5.
    8. McNair Island, Lt. 137 Deer Island, Lt. 186 11.5 10.5.
    9. Deer Island, Lt. 186 Bartlett Point, Lt. 227 8.5 upb; 10.5 dnb 8 upb; 10.5 dnb.
    10. Bartlett Point, Lt. 227 Tibbetts Point Traffic Lighted Buoy Mo (A) 13 10.5
    11. Junction of Canadian Middle Channel and Main Channel abreast of Ironsides Island Open Waters between Wolfe and Howe Islands through the said Middle Channel 9.5 9.5.
    12. Port Robinson Ramey's Bend through the Welland Bypass 8 8.
    13. All other canals 6 6.

    1 Maximum speeds at which a vessel may travel in the identified area in both normal and high water conditions are set out in this schedule. The Manager and the Corporation will, from time to time, designate the set of speed limits that is in effect.

    [61 FR 19552, May 2, 1996, as amended at 65 FR 52915, Aug. 31, 2000; 77 FR 40805, July 11, 2012; 85 FR 15950, Mar. 20, 2020; 86 FR 15413, Mar. 23, 2021]