This drawing consists of 5 sheets, which are structural reinforcement drawings of a sluice, including: structural reinforcement drawings of Matang (Eight Branch Canal Gate) hoisting structure, structural reinforcement drawings of gate chamber, structural layout drawings, structural reinforcement drawings of box culvert, structural reinforcement drawings of outlet, etc. The concrete grade is C20, and the mortar masonry is M7.5. The foundation bearing capacity is 200Kpa.