锤击预应力管桩基础桩基方案.doc

77 省道延伸线龙湾至洞头疏港公路工程第 5 标段（K25+850~K32+600）预应力砼管桩施工方案编制单位：中天路桥有限公司 77 省道延伸线龙湾至洞头疏港公路工程第五标段项目经理部编制日期：2013 年 3 月 10 日 中天路桥有限公司 77 省道第 5 标段 预应力砼管桩专项施工方案中天路桥有限公司 Zhongtian Road&Bridge Co.,Ltd 第 2 页目 录一、编制说明 ..................................................................................................................................................41.1、编制依据 ........................................................................................................................................41.2、编制范围 ........................................................................................................................................4二、工程概述 ..................................................................................................................................................42.1、工程概况 ........................................................................................................................................42.2、预应力砼管桩基本情况介绍 ........................................................................................................42.3、沿线自然地理特征 ........................................................................................................................51）气象 ............................................................................................................................................52）水文 ............................................................................................................................................53）地质 ............................................................................................................................................6三、施工部署 ..................................................................................................................................................63.1、工期安排 ........................................................................................................................................63.2、工程目标 ........................................................................................................................................63.2.1 质量目标 .......................................................................................................................................63.2.2 安全目标 .......................................................................................................................................63.2.3 工期目标 .......................................................................................................................................73.2.4 文明施工目标 ...............................................................................................................................73.2.5 其它目标 .......................................................................................................................................73.3、施工准备 ........................................................................................................................................73.3.1 项目策划 .......................................................................................................................................73.3.2 技术准备 .......................................................................................................................................83.3.3 技术交底 .......................................................................................................................................83.4、人员、机械、材料投入情况 ........................................................................................................83.4.1 参加施工人员进场情况 ...............................................................................................................83.4.2 投入的施工机械设备 ...................................................................................................................93.4.3 测量仪器设备的配置情况 ...........................................................................................................93.4.4 材料准备 .......................................................................................................................................9四、施工工艺及方法 ....................................................................................................................................104.1、预应力砼管桩施工工艺流程图 ..................................................................................................104.2、施工准备 ......................................................................................................................................114.3、施工工艺及操作要点 ..................................................................................................................124.3.1 土工布铺设 .................................................................................................................................124.3.2 碎石垫层铺设 ...............................................................。