PRATYUSH KUMAR DASH, OP
Aizawl: In a moment of historic significance, Mizoram’s capital Aizawl is now connected to the national railway network with the completion of Bairabi–Sairang Broad Gauge (BG) railway line, an engineering marvel, marking a milestone in the development of infrastructure in the Northeast.
The 51.38-km line, which will be officially inaugurated by Prime Minister Narendra Modi September 13, promises to transform travel, trade, and tourism and foster economic growth in this remote hill state. This newly constructed railway line is a victory of engineering and perseverance. Built over difficult terrain that restricted construction activities to just four months a year due to heavy rainfall, the project has taken nearly 11 years for completion.
PM Modi had laid the foundation stone November 29, 2014. Involving an investment of about Rs 5,021.45 crore, this is one of the most ambitious projects undertaken by Indian Railways in the Northeast. The Bairabi–Sairang line comprises 48 tunnels with a combined length of 12,853 metres, 55 major bridges, 87 minor bridges, five road overbridges (ROBs), and six road underbridges (RUBs). Among the most striking features is Bridge No. 196, which stands at a height of 104 metres—taller than Delhi’s iconic Qutub Minar by 42 metres. The newly laid track also includes four new railway stations at Hortoki, Kawnpui, Mualkhang, and Sairang, offering fresh gateways for both passenger and goods trains.
The final leg of the project, from Hortoki to Sairang, was the most challenging stretch. The section includes 32 tunnels and 35 major bridges, built through rugged terrains covered with dense forest. The first ever successful trial run to Sairang near Aizawl was conducted May 1 this year. Prior to this development, the rail network in Mizoram extended only as far as Bairabi. Travellers to Aizawl had to continue their journey by road, a route frequently disrupted by landslides and adverse weather. With the completion of the rail line, travel from Bairabi to Aizawl will now take only one to one-and-a-half hours, compared to the previous five to six hours by road.
The railway line is set to open direct passenger and freight services to major cities, including Kolkata, Agartala, and Delhi. The operationalisation of this line is expected to give a major boost to tourism, ease of travel, and commercial activity in the state, which has long been dependent on road transport for connectivity with the rest of the country. The project is not merely a transportation upgrade but a symbol of India’s strategic focus on developing infrastructure in the Northeast. With Aizawl now connected by rail, four of the eight Northeastern state capitals—Dispur (Assam), Agartala (Tripura), Itanagar (Arunachal Pradesh), and Aizawl (Mizoram)—are linked to the Indian railway grid. This development is seen as a critical step towards regional integration and economic upliftment.
The railway line stands as a testament to the capabilities of Indian Railways and the engineering excellence that went into building this project through extremely challenging conditions. Looking ahead, there are strategic plans to further extend the Bairabi–Sairang railway line up to the Kaladan region in Myanmar, as part of India’s ambitious Act East Policy. This proposed extension aims to enhance cross-border connectivity and facilitate deeper economic and strategic integration between India’s Northeast and Southeast Asia.
