The first leg was a 185 km journey on the East Bengal State Railway from Calcutta railway station (now Sealdah) to Damukdia Ghat on the south bank of the Padma River, followed by a second journey across the river by ferry.

[2] The Howrah–New Jalpaiguri main line was gradually converted to broad gauge.

The Hardinge Bridge was opened in 1915, while the Saraghat–Sirajganj line was built by the Sara–Sirajganj Railway Company between 1915-16.

[3][4] It is currently functioning as an active transit and is connected to Singhabad railway station in Malda district, India.

The railway entered India for the transport of goods from Bangladesh to Nepal through an agreement signed on 15 August 1978.