Supplying Installation Testing And Commissioning Of Electro Megnatic Flow Metre Double Solenoid Valves Pressure Transmitters And Plc Based And Plc Based Automation System On Gravity Mains And Distribution Networks For 24x7 Water Supply In Ward No 12 Improvement And Extension Of Water Supply Scheme From Awa Phase In Tehsil Palampur Distt Kangra H P