Including: general description of steel structure design, anchor bolt layout plan, steel column layout plan, frame beam layout plan, node details, standard welding details, etc.
Supplementary description: the project is a three story steel frame (four stories locally). The ground floor is 4.2m high, the second floor is 3.8m high, the third floor is 3.75m high, the total height is 11.75m, the maximum span is 9.2m, and the maximum column spacing is 8.5m; The partition wall is built with fly ash aerated concrete blocks with strength grade of MU5.0 and M7.5 mixed mortar. The structural safety level is Level II. The design service life of the main structure is 50 years. The seismic fortification intensity is 8 degrees.