A total of 43 railway projects are currently underway in the northeast region, for which, Rs 900 bn had been allotted. This will add 5,158 km-long tracks in the northeast on completion. Apart from this, the Centre has also sanctioned a project for electrification of all lines. Arunachal Pradesh, Tripura and Manipur are connected with the railways, and work is currently on in Mizoram and Nagaland. Further, work is also on for the Rs 34.51-bn 112-km broad-gauge line from Agartala to Sabroom in South Tripura district.