Proposed Barrage Gate Maintenance Works Including Sand Blasting, Painting, Structural Repair Works, Replacement Of New Gate Seal And Cathodic Protection (Cp) System For Barrage Gate No. 2, And Proposed Barrage Gate Maintenance Works Including Sand Blasting, Painting, Structural Repair Works, Replacement Of New Gate Seal And Cathodic Protection (Cp) System And To Replace One (1) Pair Of Hydraulic Cylinder For Barrage Gate No. 3

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