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The 51.38 km Bairabi-Sairang broad-gauge line in Mizoram, inaugurated by the Prime Minister on 13 September 2025, completed one year on 13 September 2026.
Its trains - to Delhi (Rajdhani), Kolkata, Guwahati and Silchar - made over 1,100 trips and carried over 15 lakh passengers, earning Rs 54 crore in ticket sales.
More than 2,500 freight wagons reached Sairang, about 70% of them construction material; tourism in Mizoram has grown over 86% since rail arrived.
The line has 45 tunnels (almost 16 km) and 153 bridges, the tallest with a 114 m pier - 42 m taller than the Qutub Minar.
Railway zone that built and runs the line; covers the North-Eastern states and parts of eastern Bihar and northern West Bengal. Established 15 January 1958; five divisions - Katihar, Alipurduar, Lumding, Rangiya, Tinsukia.
Announced by PM Modi at the ASEAN-India and East Asia Summits in Nay Pyi Taw, Myanmar, in November 2014, upgrading the 1991 Look East Policy. North-East connectivity is its domestic anchor, and Mizoram borders both Myanmar and Bangladesh.
India-Myanmar framework agreement of 2 April 2008. Sea route Kolkata-Sittwe (539 km), river route Sittwe-Paletwa on the Kaladan (158 km), then road to Zorinpui on the Mizoram border. Sittwe port became operational in May 2023. Road-sea-river access to Mizoram from the south, complementing rail from the north.
Bairabi is reached via Assam's Barak Valley (Silchar), the corridor through which Mizoram joins the national network.
The line runs south from Bairabi on the Assam border through Kolasib district to Sairang on the outskirts of Aizawl, crossing steep ridges and gorges.
GS Paper 3 > Infrastructure > Railways; GS Paper 2 > Act East Policy
General Awareness > Indian Railways > Zones and Projects
Terminal station of the Bairabi-Sairang line, Mizoram's rail gateway near Aizawl.
Railway zone HQ at Maligaon, Guwahati, set up in 1958.
India-Myanmar sea-river-road corridor from Kolkata via Sittwe to Mizoram (2008 agreement).