Helsinki Harbour Tunnel construction is planned for 2025–2027.

'AFRY is responsible for drawing up the harbour tunnel master plan and will act as the project’s principal designer. In addition, AFRY is a consultant in the environmental impact assessment (EIA) of the West Harbour expansion. '

AFRY has an overview of the project and of their role.

https://afry.com/en/project/helsinki-harbour-tunnel-will-create-functioning-and-vibrant-city