This is a comprehensive office building . It is a multi-layer reinforced concrete frame. It has six stories, the height of the first storey is 3.9 meters, and the second storel is 3.6 meters ,the third , the fourth and the fifth storey is 3.6 meters, the seventh storey is 3.725 meters. The height of the whole building is 22.2 meters.
This paper includes the following parts:
1. The survey of the program.
2. The calculation of the load.
3.The mechanical analysis,calculation and design of the frame.
4. The design of the floor slab.
5. The design of the staircase.
6. The design of the isolated foundation.
There are 9 structure drawings besides this paper.
Keywords: reinforced concrete; frame; the design of the structure