Arresting of heavy leakage through the socket spigot joint on SWSS Phase-IV, 1200 mm dia PSC gravity main Singapur to Lingampally near Ch. No. 256.00 duly opening dummy plate (2) Arresting leakage and MS dummy arrangement at Ch. No. 263.00 on Ph.IV air valve chamber (3) Arresting of leakages and fixing of spilt collar on Ph-IV at Ch. No. 251.00 (4) arresting of leakage on Ph.IV at Ch. No. 445.00 in air valve chamber and replacement of balls and rubber packing (5) Arresting of heavy leakage at Ch. No.103.00 near Pedestal Shankarpally on Khanapur line 1200mm dia PSC gravity main from Singapur to Khanapur under Singapur Section, SD-III,O&M Division No VIIIPatancheru