Design, supply,erection,testing and commissioning of 25 kv, 50 hz, single phase, ac, electrification work for bathnaha (excl.)-icy(indian custom yard) single line section under katihar division (rkm/tkm:4.5km/9km), leftover work of demu shed/siliguri, modification of sp/rqj, swrd board and appendix-g at various stations, power supply arrangement to cls panel and at upgradation work in kir division of n.f. railway.