Tender For annual repair,operation maintenance and two times painting of 21 nos. balwaghat barrage gates (4 nos under sluice gate size 2.20m x 4.05m, 15 nos. spillway gates size 3.00m x 2.55m , 2 nos. head regulatorgate(left+right) size 3.50m x 2.66m along with their hoisting system, its allied components all panels and control room for next five years from financial year 2025-26