Passenger trains to run at speed of up to 100 kmph on Mizoram’s Bairabi–Sairang railway line

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Earlier this year, the Commissioner of Railway Safety (CRS) authorised the commissioning of the newly constructed Broad Gauge (BG) line from Hortoki to Sairang, the final leg of the Bairabi–Sairang rail line project. (Express Photo)

Railway project in Mizoram, Bairabi-Sairang railway line: The long-anticipated dream of rail connectivity to Aizawl is set to become a reality soon. The Bairabi–Sairang railway line, a prestigious infrastructure project in Mizoram, is expected to be inaugurated by Prime Minister Narendra Modi this week. Once operational, the new line will cut travel time between Aizawl and Silchar from nearly seven hours by road to just three hours by train. The passenger trains can run at speeds of up to 100 kmph on the newly built rail line.

Bairabi-Sairang railway project

Built at a cost of about Rs 8,000 crore, the 51.38-km-long Bairabi-Sairang railway line is an engineering marvel. It consists of 48 tunnels, 55 major bridges and 87 minor bridges. The total length of tunnels in this project is 12,853 meters. The height of bridge no. 196 is 104 meter which is 42 meter taller than the Qutub Minar.

The project also includes 5 Road over Bridges and six Road under Bridges. This new line project is divided into four sections, i.e. Bairabi – Hortoki, Hortoki – Kawnpui, Kawnpui – Mualkhang and Mualkhang – Sairang.

Significance of Bairabi-Sairang railway line project

The Bairabi–Sairang new railway line project has set direct rail connectivity to the state capital, Aizawl, for the first time. This achievement will significantly enhance passenger and freight movement, boost socio-economic growth, and fulfill a long-standing aspiration of the people of Mizoram.

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The CRS inspection was conducted via motor trolley/on foot, followed by a speed trial using an inspection special hauled by a diesel locomotive. The Hortoki–Sairang section lies in a hilly terrain and includes 32 tunnels and 35 major bridges. The CRS inspection was carried on 6th and 10th June 2025. With this, the entire 51.38 km-long new railway line project gets completed, bringing direct rail connectivity to the state capital, for the first time.

Anish Mondal is a business journalist with over nine years of experience. He writes on diverse subjects such as Infrastructure, Railways, Roadways, Aviation, Politics, Market, Parliamentary affairs, Corporate earnings, General and International news etc. ... Read More

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