平屋面多层砖混结构房屋考虑温差影响不够北京铁路局太原勘测设计院殷艳现象在采用钢筋混凝土现浇板或预制板的平屋面多层砖混结构房屋中，使用约一年后，顶层内横隔墙的端部便出现如图３２所示八字裂缝，引起使用部门对房屋安全性的担心并要求进行加固。图３２顶层横隔墙... The influence of temperature difference in the flat roof multi-storey brick-concrete structure is not enough. Yan Yan Phenomenon of the Taiyuan Survey and Design Institute of the Beijing Railway Administration In the flat roof multi-storey brick-concrete structure with reinforced concrete cast-in-place slabs or prefabricated panels, about one year after use, the top layer At the end of the inner transversal partition wall, a figure-shaped crack as shown in Fig. 32 appears, causing the use department to worry about the safety of the house and requesting reinforcement. Fig. 32 Top layer of transversal wall...