目 录1.编制依据、编制原则、编制目的及适用范围.........................................................51.1 编制依据...........................................................................................................51.2 编制原则...........................................................................................................61.3 编制目的及使用范围.......................................................................................61.3.1 编制目的.................................................................................................61.3.2 使用范围.................................................................................................62.工程概述.....................................................................................................................63.施工方案及工艺简述.................................................................................................73.1 机具配备...........................................................................................................73.2 钢护筒施工.......................................................................................................83.3 钻机就位...........................................................................................................83.4 泥浆制备与循环系统.......................................................................................93.5 钻孔...................................................................................................................93.6 钻孔检查及清孔.............................................................................................113.7 钢筋笼制作安装.............................................................................................113.8 混凝土灌注.....................................................................................................134. 工程主要危险源辩识..............................................................................................145.施工...