Gå till meny Gå till innehåll Gå till kontakt
MSW Reportal

Södertälje kanal -The bridges Mälarbron, Slussbron and the lock at Slussen

Information concerning the lock and Mälarbron. For current nautical information, see information about the southern part of the channel.

Nautical information

The restrictions and times below will apply from April 27, 2026.

The fairway through Södertälje canal and lock is partially closed Monday - Thursday, (except holidays), according to the following times: Monday and Wednesday 1100 - 1900 LT, Tuesday and Thursday 0700 - 1900 LT. The closure applies to the fairway between Mälarhamnen and Igelstaviken. It is closed for vessels that exceed any of the following:
  • Length overall 70 meters
  • Beam 14 meters
  • Draught 4,5 meters
Additional restrictions apply to the fairway through the lock in Södertälje, it is closed according to the times stated above for vessels that exceed the following:
  • Length overall 24 meters.
Refer to NtM 20035(T)

The bridge Mälarbron

Double Bascule Bridge

Vertical clearance:
Between marks on bridge: 15,0 meter.
Full width 13,8 meter.

Horizontal clearance: 34,9 meter.

Merchant vessels

Daily opening of Mälarbron and Slussbron on request
Following exceptions apply:
No opening on weekdays between 07:30–08:30 and 16:00–18:00 Local time.
To request opening contact Södertälje canal, VHF Ch, 68 or telephone +46(0)771 630 655.

Pleasure craft

Opening schedule for Mälarbron

Monday–Thursday 09:00, 11:00, 13:00, 15:00, 18:00, 19:00 and 21:00. Local time.
Friday 09:00, 11:00, 13:00, 15:00, 18:00, 19:00, 20:00 and 21:00. Local time.
Saturday–Sunday and holidays Every full hour between 08:00–21:00. Local time.

Slussen (The Lock) - Southboud traffic

Times below apply to southbound traffic outbound towards the Baltic Sea
Deviations to the opeing times may occur due to:

  • Works in the area. 
  • Passage of merchant vessels.
  • Public holidays and the day before holidays.

June 1–August 31

Monday–Friday 09:15, 11:15, 13:15, 15:15, 17:15, 19:15 and 21:15. Local time.
Saturday–Sunday and holidays 15 min past every hour between 08:15–22:15. Local time.

September 1–May 31

Monday–Friday 09:15, 11:15, 13:15, 15:15, 17:15, 19:15 and 21:15. Local time.
Saturday–Sunday and holidays 15 min past every hour between 08:15–22:15. Local time.

Slussen (the Lock) - Northbound traffic

Times below apply to northbound traffic inbound towards Lake Mälaren.

Deviations to the opeing times may occur due to:

  • Works in the area.
  • Passage of merchant vessels.
  • Public holidays and the day before holidays.

June 1–August 31

Monday–Friday 09:30, 11:30, 13:30, 15:30, 17:30, 19:30 and 21:30. Local time.
Saturday, Sunday and holidays 30 min past every hour between 08:30–22:30. Local time.

September 1–May 31

Monday–Friday 09:30, 11:30, 13:30, 15:30, 17:30, 19:30 and 21:30. Local time.
Saturday, Sunday and Holiday 30 min past every hour between 08:30–22:30. Local time.

Contact information

Canal operator:

  • Phone: +46 (0)771-630 655.
  • VHF channel 14 or 68.

Other information

  • Northbound sailing yachts with air draught exceeding 15,0 m should adjust the passage to the opening times of the bridge Mälarbron.
  • Detailed information is available on signs along the canal.
  • The whole canal is supervised by camera surveillance from the maneuver tower for the Södertälje kanal.
  • Speed limit in the canal is 6 knots.
  • For traffic- and bridge signal information, refer to swedish nautical chart 6181
  • The fee for pleasure craft to go through the lock is SEK 320. The fee is charged when passing southbound from Lake Mälaren towards the Baltic Sea. 

More information is given by Södertälje canal:
Telephone +46(0)771 630 655 or VHF ch. 14 and ch. 68.

Last updated 2026-04-22