目录1.编制说明...........................................................................................................41.1编制依据..........................................................................................................................41.2编制范围..........................................................................................................................41.3编制原则..........................................................................................................................42.工程概况...........................................................................................................52.1工程地形地貌..................................................................................................................52.2工程地质..........................................................................................................................52.3工程特点和难点..............................................................................................................52.4爆破施工区环境..............................................................................................................63.爆破施工方案.................................................................................................143.1总体施工方案................................................................................................................143.2爆破区域划分................................................................................................................143.3主要开挖及爆破施工方法............................................................................................173.3.1静态破碎法........................................................................................173.3.2小直径浅孔爆破法............................................................................193.3.3大直径(90mm)深孔控制爆破法......................................................213.3.4爆破施工工艺....................................................................................263.4既有线安全防护方案....................................................................................................273.4.1双层立面防护排架............................................................................273.4.2平面覆盖防护....................................................................................304.爆破试验.........................................................................................................304.1小直径浅孔爆破试验....................................................................................................304.1.1主要设计参数....................................................................................304.1.2试验炮孔布置....................................................................................314.1.3试验炮装药结构及堵塞....................................................................314.1.4试验炮起爆网路................................................................................324.1.5施工工艺流程图................................................................................324.2大直径深孔爆破试验....................................................................................................334.2.1主要爆破参数设计..........................................................................