Manufacturing, Supplying & Installation Of 45 Nos. Stoplog Gate Of Alkana 5 Vent (2.00M X 5.00M) Water Control Structure (Wcs) Of Sunamganj Water Development Division-2, Sunamganj Under Workshop Division, Bwdb, Tejgaon, Dhaka During Fy- 2024-2025. (EXPIRED)