The structural design and construction drawings of the indoor court of a school, including the general description of structural design, the design and construction description of the bolt ball grid, the foundation layout plan, the foundation beam reinforcement drawing, the column layout plan and reinforcement, the beam reinforcement drawing, the layout of the embedded anchor bolts of the grid, the installation drawing of the upper chord of the grid, the installation drawing of the lower chord of the grid, the installation drawing of the web members of the grid, the roof layout plan Grid roof flat cloth