公用工程中山市岐江河水环境综合整治工程（雨污分流）某某片区市政污水管工程安全文明施工专项方案编制：审核：审批：编制单位：中山公用工程有限公司编制日期：2013年7月20日目录一、工程概况······························································1二、施工工艺及方法···················21．钢板桩施工的一般要求······························································22．钢板桩施工的顺序····································································23．钢板桩的检验、吊装、堆放·······················································24．钢板桩施打·············································································35．挖土··············································································56．钢板桩的拔除·········································································67．钢板桩土孔处理·······································································6三、安全施工措施····················7四、拉森扣板桩受力验算·················91．代表性地质断面情况表························································92．拉森钢板桩参数·································································103．拉森钢板桩最大悬臂长度的计算·············································104．拉森钢板桩入土深度···························································115．坑底涌砂验算···································································156．拉森钢板桩支撑腰梁验算·····················································157．拉森钢板桩支撑验算···························································19一、工程概况工程名称：中山市岐江河水环境综合整治工程（雨污分流）--库充片区市政污水管工程设计单位：中山市规划设计院建设单位：中山岐江河环境治理有限公司监理单位:中山市建设监理有限公司施工单位：中山公用工程有限公司工程地点：中山市西区沙朗金沙花园为全面加快治水和实施岐江河净化美化工程，改善岐江河水质，实施中心城区雨污分流，提高生活污水设施运营效能。按照中山市委、市政府的统一部署，实施岐江河水环境综合整治。本工程为某某片区市政污水管道工程，采用雨污分流排水体制。该片区西起某某道，东至某某道,南起某某涌,北至某某路,片区面积约123hm2.本次管道施工主要为完善片区内的市政汚水排放,污水主要排至某某泵站污水主干管.最终汚水输送至某某污水处理厂.该片区设计的污水管径D300~500,管线长约4056m，采用支护开挖施工。设计污水量为2616m3/d。工程计划总工期:天。计划开工日期2013年月日，计划竣工日年月日。二、施工...
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