Some information about the Lemström Canal with its bridge might be needed when planning your sailing trip in Åland. Lemström Canal was built in 1882 in order to connect the sea inlet east of Mariehamn to Lumparn which is a popular sea route.

  Lemströms kanal

Opening hours of the bridge

There is a bridge over the canal with a vertical clearance of 3.3 meters. During the peak season the bridge is opened for boats every even hour daytime according to the following schedule.  

In 2017, daily

29 April – 19 May at 9.00 – 17.00
20 May – 9 June at 9.00 – 19.00
10 June – 13 August at 8.00 – 22.00
14 August – 24 September at 9.00 – 17.00

The bridge is opened every even hour for approximately 10 minutes, e.g. from 12 o’clock noon til 12.10 pm. For the bridge opening you will need to be waiting by the canal in good time. Before the last opening of the day at 17.00, 19.00 or 22.00 o’clock the bridge is opened, if needed, 10 minutes prior to the normal opening time.

In the spring or in the autumn (25 September – 1 December) the bridge can be opened daytime Mon-Fri upon agreement with the bridge ward at the latest 2 hours before, phone + 358 18 33731. The bridge opening takes always place even hours.  


For more information contact the Traffic Department of the Government of Åland, Ålands landskapsregering by Phone +358 (0)457 529 5060 or visit their homapage.  

Good to know:

  • There are traffic lights and information about the bridge opening at the entrance to the canal.
  • Your boat’s mast height may not exceed 3.3 m in order to drive through without a bridge opening.
  • Max. speed in the area is 9 km/h.
  • The channel is 350 meters long.



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