【正文】 ...............................................................13 場(chǎng) 內(nèi)施工道路 ....................................................................13 施工用 電 及照明 ................................................................14 施工 場(chǎng) 地排水系 統(tǒng) ............................................................14 基坑開挖施工 ..........................................................................14 基坑開挖原則 .......................................................................14 基坑開挖前的準(zhǔn)備 ...............................................................15 基坑開挖施工組織 ...............................................................15 基坑開挖的重點(diǎn)及難點(diǎn) .......................................................16 基坑開挖方法 .......................................................................16 基坑開挖要求 .......................................................................17 基坑安全防護(hù)措施 ...............................................................17 基坑土方開挖常見問題及處理措施 ...................................18 基坑土方開挖工程質(zhì)量檢驗(yàn)標(biāo)準(zhǔn) .......................................20 鋼支撐施工與拆除 ..................................................................21 鋼支撐施做 ...........................................................................21 鋼支撐拆除措施 ...................................................................22 鋼支撐安裝、拆除技術(shù)措施 .................................................22 頂板結(jié)構(gòu)施工各分項(xiàng)工程施工方法 ......................................23 施工測(cè)量 ...............................................................................23成都地鐵 7 號(hào)線 9 標(biāo)交大路口站明挖基坑及頂板施工方案3 測(cè)設(shè)依據(jù) ..............................................................................23 工程測(cè)量實(shí)施方案 ..............................................................23 結(jié)構(gòu)測(cè)量內(nèi)容 ......................................................................23 模板工程 ...............................................................................24 地模施工 ..............................................................................24 施工工藝流程 ...................................................................24 頂板抬高值確定 ...............................................................2技 術(shù) 措施 .......................................................................26 預(yù) 留孔洞用模板 ................................................................27 模板原材要求 .................................................................27 支模要求 .........................................................................28 拆模要求 .........................................................................28 模板 質(zhì) 量 驗(yàn) 收 標(biāo) 準(zhǔn)、要求 ..............................................28 鋼筋工程 ...............................................................................29 原材料 進(jìn)場(chǎng) 控制 ................................................................29 鋼 筋堆放、 標(biāo)識(shí) .................................................................29 鋼 筋加工、制作及 綁 扎 .....................................................30 鋼 筋的安裝 ........................................................................30 鋼 筋保 護(hù)層 厚度和固定控制 ............................................31 鋼 筋安裝 質(zhì) 量控制 標(biāo) 準(zhǔn) ....................................................31 混凝土工程 ...........................................................................32 砼 等 級(jí) 及 設(shè)計(jì) 要求 ............................................................32 砼 施工程序 ........................................................................34 砼 施工措施及要求 ............................................................34成都地鐵 7 號(hào)線 9 標(biāo)交大路口站明挖基坑及頂板施工方案4 砼質(zhì) 量控制 標(biāo) 準(zhǔn) ................................................................38 砼試塊 ................................................................................39 預(yù)埋件及預(yù)留孔洞 ...............................................................40 防水工程 ..................................................................................41 防水設(shè)計(jì)原則 .......................................................................41 結(jié)構(gòu)防水體系 .......................................................................41 結(jié)構(gòu)自防水 ...........................................................................42 頂板防水施工 .......................................................................44 施工方法 ............................................................................44 施工工 藝 ............................................................................45 頂 板基面 處 理 .................................................................45 聚氨脂涂料施工 .............................................................45 細(xì) 石 砼 保 護(hù)層 .................................................................46 回填土施工 ....................................................................47 底板防水施工 .......................................................................47 防水 設(shè)計(jì) ............................................................................47 施工方法 ............................................................................47 施工工 藝 ............................................................................48 側(cè)墻防水施工 .......................................................................48 防水設(shè)計(jì) ..............................................................................48 施工方法 ............................................................................50 施工工 藝 ............................................................................50 砼 基面 處 理 .....................................................................50 防水卷材 鋪設(shè) .................................................................51成都地鐵 7 號(hào)線 9 標(biāo)交大路口站明挖基坑及頂板施工方案5 其它細(xì)部防水構(gòu)造 .................................................................51 防水施工質(zhì)量標(biāo)準(zhǔn) ................................................................54 防水混凝土 .........................................................................54 防水涂料 .............................................................................55 細(xì)部構(gòu)造防水 .....................................................................561