Doubling the busy 44.4-km single line will ease congestion for 24 pairs of passenger trains and heavy freight in the Kosi region.
Indian Railways approved doubling of the 44.40-km Mansi–Saharsa section of East Central Railway at an estimated ₹499 crore.
The single line now carries 24 pairs of passenger trains plus heavy freight such as food grains, fertiliser, sugar and building materials. A second line will raise capacity, cut delays and meet growing passenger and freight demand.
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