基坑支护旋挖桩专项施工方案编制人：审核人：审批人：汕头市建安(集团)公司2017年4月20日目录TOC\o"1-4"\h\z\uHYPERLINK\l"_Toc480464547"1.工程概况PAGEREF_Toc480464547\h4HYPERLINK\l"_Toc480464548"1.1.工程概况PAGEREF_Toc480464548\h4HYPERLINK\l"_Toc480464549"1.2.工程承包范围PAGEREF_Toc480464549\h5HYPERLINK\l"_Toc480464550"1.3.工程地质及水文地质条件PAGEREF_Toc480464550\h5HYPERLINK\l"_Toc480464551"工程地质情况PAGEREF_Toc480464551\h5HYPERLINK\l"_Toc480464552"地基土(岩)物理力学性质PAGEREF_Toc480464552\h7HYPERLINK\l"_Toc480464553"统计件数PAGEREF_Toc480464553\h7HYPERLINK\l"_Toc480464554"范围值PAGEREF_Toc480464554\h7HYPERLINK\l"_Toc480464555"统计件数PAGEREF_Toc480464555\h8HYPERLINK\l"_Toc480464556"范围值PAGEREF_Toc480464556\h8HYPERLINK\l"_Toc480464557"水文地质条件PAGEREF_Toc480464557\h11HYPERLINK\l"_Toc480464558"2.施工准备PAGEREF_Toc480464558\h13HYPERLINK\l"_Toc480464559"技术准备PAGEREF_Toc480464559\h13HYPERLINK\l"_Toc480464560"设备准备PAGEREF_Toc480464560\h13HYPERLINK\l"_Toc480464561"材料准备PAGEREF_Toc480464561\h14HYPERLINK\l"_Toc480464562"人员准备PAGEREF_Toc480464562\h15HYPERLINK\l"_Toc480464563"场地准备PAGEREF_Toc480464563\h15HYPERLINK\l"_Toc480464564"3.旋挖桩施工方法PAGEREF_Toc480464564\h15HYPERLINK\l"_Toc480464565"3.1.施工总体部署PAGEREF_Toc480464565\h15HYPERLINK\l"_Toc480464566"施工机械配备及队伍安排PAGEREF_Toc480464566\h15HYPERLINK\l"_Toc480464567"施工顺序PAGEREF_Toc480464567\h16HYPERLINK\l"_Toc480464568"施工便道布置及修筑PAGEREF_Toc480464568\h16HYPERLINK\l"_Toc480464569"施工水、电及钢筋笼加工场布置PAGEREF_Toc480464569\h16HYPERLINK\l"_Toc480464570"旋挖桩施工流程及方法PAGEREF_Toc480464570\h17HYPERLINK\l"_Toc480464571"旋挖桩施工流程PAGEREF_Toc480464571\h17HYPERLINK\l"_Toc480464572"旋挖桩施工方法PAGEREF_Toc480464572\h17HYPERLINK\l"_Toc480464573"（1）测量放线定位PAGEREF_Toc480464573\h17HYPERLINK\l"_Toc480464574"（2）钢护筒埋设PAGEREF_Toc480464574\h17HYPERLINK\l"_Toc480464575"（3）挖土(岩)成孔PAGEREF_Toc480464575\h18HYPERLINK\l"_Toc480464576"（4）清孔PAGEREF_Toc480464576\h18HYPERLIN