基础底板大体积混凝土施工方案高枧乡

四川省拉拉铜矿经济适用住房（二标段）工程 筏板大体积混凝土施工方案

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四川省凉山州恒利建筑有限 四川省拉拉铜矿经济适用住房（二标段）工程 筏板大体积混凝土施工方案

目录

方案报审表·····························1 方案会签表·····························2 目录································3 一、编制依据····························6 二、工程概况·······················································7 1.工程情况·························································7 2.气象条件························································7 3.工程水文地质条件·················································8 4.工程难点与重点··················································8 三、施工准备······················································9 1.技术准备·························································9 2.机械设备准备····················································10 3.物资准备························································12 4.劳动力准备······················································12 5、 其他准备···························13 四、施工方法及技术措施············································14 1.工艺流程 ····························14 2.浇筑方法的选择·························14 3.混凝土的浇筑要求················································15 4.集水坑内混凝土的浇筑······················15

四川省凉山州恒利建筑有限责任公司司

四川省拉拉铜矿经济适用住房（二标段）工程 筏板大体积混凝土施工方案 5.地下室外墙导墙混凝土······················16 6.混凝土的振捣··························16 7.混凝土输送······················································16 8.底板防水混凝土浇筑··············································18 9.后浇带施工······················································20 10.后浇带防水技术措施·············································21 11.泌水处理····························23 五、底板大体积混凝土的测温····················23 1.测温的意义···························23 2.测温管理制度··························24 3.混凝土测温养护··················································24 4.混凝土温控措施··················································25 5.测温注意事项··························28 六、大体积混凝土裂缝控制计算······································28 七、商品混凝土的运输·······················35 八、混凝土的泵送·························36 1 泵的选型····························36 2 泵输送管配管布置原则······················36 3.泵送混凝土的浇筑························36 九、质量标准···························38 1.原材······························38 2.试验······························38

四川省凉山州恒利建筑有限责任公司司

四川省拉拉铜矿经济适用住房（二标段）工程 筏板大体积混凝土施工方案 3.混凝土施工···························39 4.混凝土养护·····························40 十、质量保证措施···················································40 1.确保工程质量的管理措施··········································40 2.混凝土的进场检验················································42 3.突发不能连续施工情况的应急措施··································42 4.成品保护······························43 十一、安全及文明施工注意事项······································43 1.安全注意事项····················································43 2.文明施工注意事项················································45

四川省凉山州恒利建筑有限责任公司司

四川省拉拉铜矿经济适用住房（二标段）工程