【摘要】 介绍了具有防排一体功能的高分子预铺卷材的构造特点及其在故宫博物院地下综合管廊防水工程项目中的应用。该防排一体化卷材与普通预铺卷材相比具有特殊构造设计以达到缓冲卸力、疏水泄压的目的，适用于暗挖法施工的地下管廊结构防水。更多还原

【Abstract】 This article introduces the structural characteristics of polymer pre-laid membrane with integrated function of drainage and waterproofing and its application in the waterproofing project of the underground comprehensive pipe gallery of the Palace Museum. Compared with ordinary pre-laid membrane, this integrated membrane has a special structural design to achieve the purpose of buffering, draining and pressure releasing. It is suitable for the waterproofing of underground pipe gallery structures constructed by undercutting method.更多还原