KMDA invites e-Tender from eligible, resourceful and experienced contractors for operation of different diameter sluice valves at various points for distribution of water from different ESR and UGR at Bally area for a period of 12 months. Estimated Amount: Rs. 12,29,330/- Earnest Money: Rs. 24,587/- Completion Period: 12 months Last Date for Online Bid Submission: 09 September 2026, up to 4:30 PM Tender Reference: S-NIT No. 4/EE/HGDW&S/KMDA of 2026-2027 Contact: Executive Engineer, Hooghly Division, W&S Sector, KMDA, 1 R.N. Tagore Road, Kolkata – 700076