黄土地区高速公路永临结合复合水泥毯特点与应用

Study on Characteristics and Application of Permanent Temporary Composite Cement Blanket for Expressway in Loess Area

为了研究排水工程永临结合在陕北黄土地区的工程应用,通过分析高速公路的排水状况、复合水泥毯的特点及水泥毯在子长至姚店高速公路堑顶截水沟与平台截水沟的具体应用,总结出水泥毯在高速公路工程中永临结合应用的工艺工法及质量控制要点。

In order to study the engineering application of the permanent temporary combination of drainage engineering in the loess area of Northern Shaanxi,through analyzing the drainage condition of expressway,the characteristics of composite cement blanket and the specific application of cement blanket in the intercepting ditch at slope top and platform intercepting ditch of Zichang to Yaodian expressway,this paper summarizes the process method and quality control points of the permanent temporary combination of cement blanket in expressway engineering.