O & M Removal of Weed on Swarna Tank Channel from KM 0. 000 to KM 3. 500, Chirala Branch Channel from KM 0. 000 to Km 3. 500, Vetapalem Block Channel from KM 0. 000 to KM 9. 500, AC Channel from KM 0. 000 to KM 3. 500, AB Channel from KM 0. 000 to KM 1. 500 and Box Sluice from KM 0. 000 to Km 2. 600.