Mainly there are 3 main lines in H.P:
1.Kalka-Shimla Rail Line –
- This line is Narrow Gauze (Width of Rail Track is 0.76 m).
- The work of this track was started in 1891.
- In 1903 first train ran on this track.
- This railway track is 96 km long.
- There are 103 tunnels in this, in which Barog (Solan) is the longest tunnel.
- There are 869 bridge on this line which is 3% of the total Railway Line.
- Bhalkhu Ramu helped in Search of this track by survey through stick.
- On July 7, 2008 UNESCO declared this track World Heritage.
- Chief Engineer of this was HS Harington
2. Joginder Nagar Pathankot Rail Track –
- This Narrow Gauze track was constructed in 1926 and first train ran on this in 1929.
- On this track there are 2 tunnels and 993 bridges.
- Gaj Khadd bridge in the longest bridges of Narrow Gauze track in India.
- The length of this track is 113 km.
- This is known as Kangra Valley Railway.
- Ahju is the highest Railway Station (1290 m) of this line.
3. Una Nangal Dam – Chandur Railway Track –
- This is the only Broad Gauze railway track of H.P.
- Its length has become 33 km from 16 km.
- It was inaugurated by Minister of state for Railways Janeshwar Mishra in 1991.
(The work has been started of Bhanu Palli-Bilaspur Railway line)