粘土心墙堆石(渣)坝填筑施工方案
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中国 xxx 集团股份有限公司 Xx 抽水蓄能电站工程施工项目部
二 O 一 O 年十一月三十日
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3.1 施工进度计划安排··················································································································································8 3.2 坝体填筑强度分析··················································································································································8
4.1 回填施工程序···························································································································································9 4.2 坝料填筑施工工艺及方法···································································································································10 4.2.1 填筑作业面的划分············································································································································10 4.2.2 坝料运输及卸料················································································································································10 4.2.3 铺料······································································································································································11 4.2.4 施工供水及坝料洒水········································································································································11 4.2.5 坝料碾压·····························································································································································12 4.2.6 坝料各分区料施工············································································································································12 4.3 主要资源配置·························································································································································17
1.1 工程概况···································································································································································4 1.2 主要施工依据···························································································································································5 1.3 主要施工项目及工程量··········································································································································5
2.1 布置原则·····································································································································································6 2.2 施工道路布置及维护···············································································································································6
2 施工布置························································································································································································6
1 概述··································································································································································································4
4.坝体填筑施工·············································································································································································· 9
2.2.1 库内道路布置·······················································································································································6 2.2.2 库外上坝道路布置··············································································································································7 2.3 主坝上游基坑排水系统布置··································································································································7 2.3.1 排水系统布置·······················································································································································7 2.3.2 基坑排水·······························································································································································7 2.3.3 泵站撤除·······························································································································································7 2.3.4 左右两岸山沟雨水迳流的控制·······················································································································8 2.4 施工供电与照明························································································································································8 2.4.1 施工供电·······························································································································································8 2.4.2 施工照明··················································································································································································································································································································8