Construction Of Feeder Tunnel, Desander, Hrt, Sft, Surge Shaft, Valve House, Adits And Its Appurtenant Works And Associated Project Roads Of Sirkari Bhyol Rupsiabagar Hep 3X40 Mw On River Goriganga In Dist.Pithoragarh Of Uttarakhand 02/Ujvnl/Dgmcivil/Sbr/ 2024-25