Annual Maintenance Contract Of Removal Of Weed Growth, Nachu And Any Other Obstructions Under Water From Irrigation Raiwada Left Canal From Dam Main Regulator To Gvmc Head Sluice At 0.00 Km In Devarapalli Under Ae (Ws)-Hwws Section In Gvmc, Visakhapatnam For The Year 2025-2026. (12 Months From The Date Of Loa)