目录1．工程概况...........................................................11.1暗挖区间隧道...................................................11.2存车线大断面暗挖...............................................21.3周边环境.......................................................22．工程地质及水文条件.................................................22.1暗挖区间隧道...................................................22.1.1地形地貌..................................................22.1.2区域地质构造..............................................22.1.3水文地质条件..............................................32.2存车线大断面暗挖...............................................32.2.1地形、地貌...............................................32.2.2抗震设防烈度.............................................33．注浆作用...........................................................34．注浆施工参数.......................................................35、施工工艺流程.......................................................46．人力、机械设备情况.................................................46.1人员情况：.....................................................46.2机械情况：.....................................................47．施工步骤...........................................................57.1检查预留注浆孔.................................................57.2钻孔、安装注浆管...............................................57.3管口试接.......................................................57.4浆液配制.......................................................57.5注浆...........................................................57.6二次补压.......................................................67.7拔管及封堵.....................................................68．材料要求...........................................................69．施工注意事项.......................................................610.质量保证措施.......................................................711.安全保证措施.......................................................8矿山法隧道初期支护背后注浆专项施工方案11．．工程概况工程概况1.1暗挖区间隧道镇龙站～中新站区间右线矿山法暗挖隧道设计起讫里程为YDK37+102.000～YDK37+267.000和YDK38+166.000～YDK38+398.000，全长为397m。区间左线矿山法暗挖隧道设计起讫始里程ZDK37+117.000～37+423.000和ZDK38+179.000～ZDK38+398.000，全长为525m。区间共设置2个联络通道，1个施工竖井及施工横通道。其中：1号联络通道左线中心里程为ZDK37+227.115，右线中心里程为YDK37+225.000，采用矿山法施工，兼作施工横通道;2号联络通道左线中心里程为ZDK37+824.994，右线中心里程为YDK37+812.000，采用矿山法施工；施工竖井位于区间隧道右线上方，竖井中心里程为YDK37+419.056；施工竖井净空为5.6m×7.2mm，深27.42m，施工竖井采用明挖法施工。施工竖井支护采用地下连续墙+四道环框梁支护形式。施工横通道采用喷锚支护形式。施工横通道结合1号联络通道设置。区间隧道具体施工工法统计表如下：表1-1区间工法分段表项目起点里程终点里程短链长度工法左线ZDK37+102.000ZDK37+104.000——2矿山法拼管片(A型扩大断面)ZDK37+104.000ZDK37+212.000——108矿山法拼管片（B型断面）ZDK37+212.000ZDK37+265.000——53矿山法拼管片（A型断面）ZDK37+265.000ZDK37+267.000——2矿山法拼管片(A型扩大断面)ZDK38+166.000ZDK38+168.000——2矿山法拼管片(A型扩大断面)ZDK38+168.000ZDK38+208.000——40矿山法拼管片（A型断面）ZDK38+208.000ZDK38+325.000——117矿山法拼管片（B型断面）ZDK38+325.000ZDK38+398.000——73矿山法拼管片...
