By order of the Harbour Master of Vyssotsk, the following restrictions are introduced in the port basin and the approach fairways w.e.f. January 10, 2019, provided the ice is 10-15 cm thick.
- Vessels without an ice class are allowed to navigate only escorted by icebreakers.
- Vessels with an Ice1 ice class and above are allowed to navigate with or without icebreaking support.
- Barges pulled by tugs are not allowed to sail in the ice conditions.