目录目录..................................................................................................................................11、编制说明.....................................................................................................................11.1编制目的.............................................................................................................11.2编制依据.............................................................................................................11.3编制原则.............................................................................................................11.4适用范围.............................................................................................................22、工程概况.....................................................................................................................22.1车站工程情况.....................................................................................................22.2车站基坑周边交通及建筑物情况......................................................................62.3深基坑设计参数.................................................................................................62.4管理目标.............................................................................................................73、施工总体部署.............................................................................................................83.1施工准备.............................................................................................................93.2主要工程数量及主要材料................................................................................114、施工方案...................................................................................................................124.1场地布置...........................................................................................................124.2冠梁及挡土墙施工...........................................................................................134.3临边防护施工与钢便梯...................................................................................184.4土方开挖...........................................................................................................194.5钢筋网施工.......................................................................................................284.6桩间挂网喷砼施工...........................................................................................294.7钢支撑加工与安装...........................................................................................304.8基坑内外的截、排水.......................................................................................334.9基坑内降水施工...............................................................................................344.10雨季防汛施工.................................................................................................395针对不同危险源的防治措施......................................................................................425.1基坑坍塌滑坡...................................................................................................425.2围护桩侧向位移...............................................................................................425.3钻孔桩间发生渗漏.............