Helsinki–Riihimäki railway

Helsinki–Riihimäki railway is a railway running between the Helsinki Central railway station and the Riihimäki railway station in Finland, and it is part of the Finnish Main Line. It was opened in 1862 as a part of the Finland's first railway between Helsinki and Hämeenlinna. The Helsinki commuter rail system also runs by the Helsinki–Riihimäki railway.

Helsinki–Riihimäki railway
Overview
Termini	Helsinki Riihimäki
Stations	22
History
Opened	1862
Technical
Line length	71.4 km (44.37 mi)
Number of tracks	Quadruple (Helsinki–Kerava) Double (Kerava–Riihimäki)
Track gauge	1,524 mm (5 ft)
Electrification	25 kV @ 50 Hz
Operating speed	Helsinki–Pasila 80 km/h (50 mph) Pasila–Tikkurila 160 km/h (99 mph) Tikkurila–Riihimäki 200 km/h (120 mph)
Route map Riihimäki–Tampere railway (Tampere) Riihimäki–Lahti railway 71.3 Riihimäki Hyvinkää–Karis railway 58.6 Hyvinkää 47.9 Jokela 44.2 Nuppulinna 40.7 Purola 38.8 Saunakallio 36.8 Järvenpää 34.6 Ainola Kerava–Lahti railway line Kerava–Porvoo railway 28.7 Kerava Kerava–Vuosaari railway Savio 22.5 Korso 20.5 Rekola 19.3 Koivukylä Ring Rail Line 17.0 Hiekkaharju 15.7 Tikkurila 13.9 Puistola 12.5 Tapanila 10.7 Malmi 9.3 Pukinmäki 7.2 Oulunkylä 5.7 Käpylä Rantarata 3.1 Pasila 0.0 Helsinki

Services

Commuter trains

Main article: Helsinki commuter rail § Routes

The Helsinki commuter rail lines K and T operate exclusively on the section Helsinki–Riihimäki section, with the former not extending further than Kerava. The core parts of lines R and D lie on the entire extent of the section, though some of these services continue onto the Riihimäki–Tampere railway as well. Line Z branches off towards Lahti after making stops at Tikkurila and Kerava. Lines I and P use the section Helsinki–Hiekkaharju, after which they transition onto the Ring Rail Line.

Long-distance trains

The Helsinki–Riihimäki section is a core part of long-distance transport in Finland. After departing from Helsinki, trains make stops in Pasila and Tikkurila and proceed towards Kerava, from where they will either transfer onto the eastbound Kerava-Lahti railway line or proceed north towards Riihimäki and the regions of Pirkanmaa and Ostrobothnia via the Riihimäki–Tampere railway.

The termini of the routes that pass through the Helsinki–Riihimäki railway include Tampere, Seinäjoki, Vaasa, Ylivieska, Oulu, Rovaniemi, Kemijärvi, Kouvola, Imatra, Joensuu, Kuopio and Kajaani.