水中桩、水中墩施工方案广乐高速T10标项目经理部2010年6月目录一、工程概况..........................................................................................................1二、总体施工方案....................................................................................................2三、具体施工施工方法及措施.................................................................................211、钢平台和钢栈桥施工................................................................................................22、钢栈桥搭设................................................................................................................43、钢板桩围堰施工........................................................................................................54、水下桩基施工..............................................................................................................65、水中段桥墩施工......................................................................................................156、围堰拆除....................................................................................................................167、水中墩施工确保通航措施........................................................................................16四、资源配置及进度指标.......................................................................................161、人员配备....................................................................................................................162、机械配置....................................................................................................................173、进度指标....................................................................................................................17五、质量保证措施..................................................................................................181、孔壁坍孔及预防措施................................................................................................182、成孔偏位预防及纠正措施........................................................................................183、梅花孔及预防措施..................................................................................................194、锤及卡钻处理措施....................................................................................................195、掉钻..........................................................................................................................196、确保桩位、桩顶标高和成孔深度............................................................................207、钢筋笼制作质量和吊放............................................................................................208、灌注水下混凝土前泥浆的制备和第二次清孔........................................................209、成桩质量的控制........................................................................................................2111、其它质量保证措施................................................................................................24六、安全、环保、文明施工.................................................................................261、安全教育..................................................................................................................262、安全技术措施.......................................
