地铁车站基坑降水施工方案.doc

中铁十二局集团有限公司南宁轨道交通3号线01标土建2工区创业路站基坑降水施工方案目录TOC\o”1-2"\h\z\uHYPERLINK\l”_Toc437132039”1编制依据PAGEREF_Toc437132039\h1HYPERLINK\l”_Toc437132040”2编制目的PAGEREF_Toc437132040\h1HYPERLINK\l”_Toc437132041”3工程概况和自然条件PAGEREF_Toc437132041\h1HYPERLINK\l”_Toc437132042"3。1工程概况PAGEREF_Toc437132042\h1HYPERLINK\l”_Toc437132043”3.2环境情况PAGEREF_Toc437132043\h2HYPERLINK\l”_Toc437132044”3.3工程地质与水文概况PAGEREF_Toc437132044\h5HYPERLINK\l"_Toc437132045”4施工准备PAGEREF_Toc437132045\h12HYPERLINK\l"_Toc437132046”4。1施工现场管理组织机构PAGEREF_Toc437132046\h12HYPERLINK\l”_Toc437132047"4。2施工部署PAGEREF_Toc437132047\h12HYPERLINK\l”_Toc437132048"4。3机械材料准备PAGEREF_Toc437132048\h13HYPERLINK\l”_Toc437132049”5基坑降水PAGEREF_Toc437132049\h13HYPERLINK\l”_Toc437132050”5。1基坑降水井设计情况PAGEREF_Toc437132050\h13HYPERLINK\l"_Toc437132051"5。2降水井施工PAGEREF_Toc437132051\h14HYPERLINK\l"_Toc437132052"5。3降水安全运行的保障措施PAGEREF_Toc437132052\h19HYPERLINK\l”_Toc437132053"5。4降水实验PAGEREF_Toc437132053\h20HYPERLINK\l”_Toc437132054"5。5降水井的封闭PAGEREF_Toc437132054\h24HYPERLINK\l”_Toc437132055”5。6常见质量事故原因及预防措施PAGEREF_Toc437132055\h28HYPERLINK\l”_Toc437132056”6降水工程的辅助措施和补救措施PAGEREF_Toc437132056\h28HYPERLINK\l"_Toc437132057"6。1建立沿线地下水动态监测网PAGEREF_Toc437132057\h28HYPERLINK\l”_Toc437132058”6。2建立沉降监测网PAGEREF_Toc437132058\h30HYPERLINK\l”_Toc437132059”6.3降监计划及提交成果PAGEREF_Toc437132059\h31HYPERLINK\l”_Toc437132060”6。4潜水残留水处理PAGEREF_Toc437132060\h33HYPERLINK\l"_Toc437132061"6.5备用电源措施PAGEREF_Toc437132061\h35HYPERLINK\l”_Toc437132062”7风险源分析以及应急预案PAGEREF_Toc437132062\h35HYPERLINK\l"_Toc437132063”7。1风险分析PAGEREF_Toc437132063\h35HYPERLINK\l"_Toc437132064"7。2应对措施PAGEREF_Toc437132064\h36HYPERLINK\l”_Toc437132065"7。3应急预案PAGEREF_Toc437132065\h36HYPERLINK\l”_Toc437132066”8安全文明施工PAGEREF_Toc437132066\h38HYPERLINK\l”_Toc437132067"8.1安全保证措施PAGEREF_Toc437132067\h38HYPERLINK\l"_Toc437132068"8.2文明施工及环境保护措施