Engineering, Procurement and Construction ( EPC ) for" Construction of double line track ( 3rd & 4th line ) formation including earth work, blanketing, minor bridges, RUB, major bridges, Important bridges, RFO works, Track works, Station building, electrification works, TRD works ( 2x25 KV ) and other miscellaneous works for 32. 5T Indian Railway Standard Loading in Gaya detour section ( in between DFCC CH: 183. 680 ( IR CH: 434. 426 ) ( Near Koderma Detour End ) to DFCC CH: 225. 300 ( Near New Kastha ) in DHN and DDU Division of East Central Railway".