1、工程概况.......................................................................................................................-4-1.1危险性较大的分部分项工程概况.........................................................................-4-1.2施工平面布置..........................................................................................................-4-1.3施工要求..................................................................................................................-5-1.4技术保证条件..........................................................................................................-6-1.4.1超前支护施工..............................................................................................-6-1.4.2深孔注浆......................................................................................................-6-1.4.3开挖及支护..................................................................................................-7-1.4.4变形缝的设置..............................................................................................-8-1.4.5暗挖通道二衬施工......................................................................................-8-1.5施工重难点及对策..................................................................................................-8-1.5.1覆土较浅处施工..........................................................................................-8-1.5.2下穿污水管线地段施工............................................................................-10-2、编制依据.......................................................................................................................-11-3、施工计划.......................................................................................................................-11-3.1施工进度计划.......................................................................................................-11-3.1.1出入口暗挖作业时间分析........................................................................-12-3.1.3施工进度保证措施....................................................................................-12-3.2材料计划...............................................................................................................-14-3.2.1组织安排....................................................................................................-14-3.2.2材料供应来源............................................................................................-14-3.2.3供应计划组织措施....................................................................................-14-3.2.4主要材料技术要求....................................................................................-15-3.2.5主要材料供应计划表................................................................................-16-3.3设备计划...............................................................................................................-17-4、施工工艺技术...............................................................................................................-17-4.1技术参数...............................................................................................................-18-4.1.1出入口通道初期支护..................................................................................-18-4.1.2竖井井筒.....................
