Finland – Architectural, construction, engineering and inspection services – Osallistumispyyntö, Liminka-Oulu kaksoisraide, rakentamissuunnittelu Liminka-Kempele

The assignment includes the design of the Liminka-Oulu double track between Liminka and Kempele, based on the rail plan. The design includes, among other things:

- Design of the geometry and structure of the new double track between Liminka and Kempele

- Geotechnical design of structures

- Design of structure drainage

- Design of new bridges (10 units)

- Design of culverts (9 units) including temporary solutions for the embankments

- Environmental design of the area (e.g. noise and vibration protection, groundwater, acidic sulphate soils)

- Power design, including the design of lighting and track heating

- Design of the electrified railway between Liminka and Oulu

- Coordination of safety system designs, field drainage modification designs and commuter train station designs (geometry, electrified railway)

A more detailed description of the assignment's content and limitations is provided in the tender documents. Optional design work for the years 2028, 2029, 2030, 2031 and 2032.