Part of the construction overview of the middle school The total construction area of the middle school is 17900, of which the area of the semi basement is 7596, and the height of the five floors above the ground is 21; The basement floor height is 6.5m, the standard floor height is 4.2m, and the maximum local height is 12.2m; The main plate thicknesses are,,,, and the maximum size of the beam section is 800 × 1800, and the maximum size of the column interface is 1200 × 1500