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地鐵車站明挖順作法施工技術(shù)(存儲版)

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【正文】 疏干井深度 ................................................................................................................ 23 降水對環(huán)境影響的分析和控制 .................................................................................... 23 管井構(gòu)造 ................................................................................................................... 24 設(shè)計要求 ............................................................................................................................... 24 成井施工 ............................................................................................................................... 25 封井方案 ................................................................................................................................ 28 6. 封井原則 ...................................................................................................................... 28 6. 封井方案 ...................................................................................................................... 28 七 基坑開挖及支撐 .............................................................................................................................. 30 基坑開挖 .................................................................................................................................. 30 支撐體系 ................................................................................................................................ 32 施工準備 ..................................................................................................................... 32 鋼支撐安裝 .................................................................................................................. 32 支撐拆除: .................................................................................................................. 34 八 內(nèi)部結(jié)構(gòu) ......................................................................................................................................... 35 順作法內(nèi)部結(jié)構(gòu)施工流程 ...................................................................................................... 35 底板施工 ................................................................................................................... 35 2 側(cè)墻施工 ................................................................................................................... 35 中板施工 ................................................................................................................... 36 頂板施工 ................................................................................................................... 36 施工縫及誘導縫防水措施 ........................................................................................... 37 結(jié)構(gòu)底板抗浮措施 ..................................................................................................... 37 頂板防水施工 ............................................................................................................ 38 回填土施工 ................................................................................................................ 38 逆作法重難點 ........................................................................................................................ 38 每層板澆筑后的穩(wěn)定性保證措施 ................................................................................ 38 側(cè)墻澆筑質(zhì)量保證措施 .............................................................................................. 38 板底縱向水平施工縫防水措施 .................................................................................... 39 九 綜合接地 ......................................................................................................................................... 40 施工方法及工藝要求 .............................................................................................................. 40 十 施工監(jiān)測 ......................................................................................................................................... 42 監(jiān)測主要內(nèi)容 ...................................................................................................................... 42 監(jiān)測目的 ................................................................................................................. 42 監(jiān)測重點 ................................................................................................................. 42 監(jiān)測內(nèi)容 ................................................................................................................. 42 測點布設(shè)
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