Construction Of 31 Unitstype-ii And 155 Unitstype-iii Quarters, Labour And Merchant Rooms, Precast Yard Drain At Dpra, Snca, Boko, Bmgn, Cgon Stations, Boundary Wall, Road Works And Other Miscellaneous Works From Nbq To Aza Via Glpt In Connection With Doubling Project N.f. Railway.