Tenders for Providing Lwss To Nc Pc Habitation In Census Village Bung Lot Tikki In Gp Thatta Tehsil Balichowki Distt Mandi Hp. Construction Of Slow Sand Filter Bed In Three Units 41.80 Sqm Capacity And 80 Mm Dia 30 Rmt Lc For Inlet Out Let And Scouring Arrangement