Irrigation And Cad Department O And M Estimate For Operation And Maintenance Of Canal System Pedda Kalva Nakkala Kalva Gunduri Kalva Perugubuddi Kaluva Thuni Kalva Enugadda Kalva Gutta Kaluva And O And M Repairs To Nakkala Sluice Shutter Of Lt Bayyaram, Bayyaram V And M Mahabubabad District(4Th Call)