The diploma thesis is aimed for design of load-bearing structures of residental building. The designed parts of building are reinforced concrete two way slab with lintels above 1th floor, reinforced concrete two way cantivelered slab above ground floor, reinforced concrete point-supported slab below ground floor, reinforced concrete columns in basement, reinforced concrete staircase in basement and static check of loadbearing walls in ground floor. The thesis contains static design, which is provided in calculated software RFEM Dlubal 5.07. The result of static design is drawing documentation of these calculated elements.