In phase two, from Matinkylä to Kivenlahti, five new stations and seven kilometres of rail line are being constructed. Some of the work involves infrastructure construction, but the majority is HVAC and electricity work and building the automation systems.
Matinkylä–Kivenlahti in numbers:
- 5 stations, average surface area 19,000 m2
- Sammalvuori depot, surface area 32,500 m2
- 2 parallel tunnels, total 17.5 km of rail line
- 32 connecting tunnels between parallel tunnels
- 7 shafts (+ 2 at the depot)
- 36 turnouts and crossings
- 52 different technical systems
- 37 elevators
- 12 sets of escalators
- Enough blast rock to fill the Finnish Parliament House 32 times over