【正文】 河南省腫瘤醫(yī)院門(mén)診醫(yī)技樓工程基坑支護(hù)、降水施工方案 1 目 錄 .............................................................................................................................. 3 國(guó)家、行業(yè)現(xiàn)行有關(guān)規(guī)范、規(guī)程 ..................................................................................3 有關(guān) 技術(shù)文件 ...............................................................................................................3 .............................................................................................................................. 4 工程概況 ......................................................................................................................4 場(chǎng)地地質(zhì)條件 ...............................................................................................................4 場(chǎng)地水文地質(zhì)條件 ........................................................................................................5 、難點(diǎn)和主要對(duì)策 ...................................................................... 6 施工總體部署 ...............................................................................................................6 工程重點(diǎn)、難點(diǎn)和主要對(duì)策 ..........................................................................................6 ....................................................................................................................... 8 降水施工方案 ...............................................................................................................8 施工程序及要求 ...........................................................................................................9 降水機(jī)具、設(shè)備準(zhǔn)備 .................................................................................................. 11 降水設(shè)施的使用 ......................................................................................................... 11 降水質(zhì)量保證措施 ...................................................................................................... 12 降水沉降防護(hù)措施 ...................................................................................................... 13 ..................................................................................................................... 13 支護(hù)設(shè)計(jì) .................................................................................................................... 14 止水帷幕設(shè)計(jì) ............................................................................................................. 17 ............................................................................................................................ 17 技術(shù)準(zhǔn)備 .................................................................................................................... 17 勞動(dòng)力準(zhǔn)備 ................................................................................................................ 18 施工現(xiàn)場(chǎng)準(zhǔn)備 ............................................................................................................. 18 材料、機(jī)具準(zhǔn)備 ......................................................................................................... 19 試驗(yàn)工作計(jì)劃 ............................................................................................................. 19 .................................................................................................................. 20 護(hù)坡樁施工工藝流程 .................................................................................................. 20 錨桿施工工藝 ............................................................................................................. 28 深層攪拌樁止水帷幕施工工藝 .................................................................................... 32 河南省腫瘤醫(yī)院門(mén)診醫(yī)技樓工程基坑支護(hù)、降水施工方案 2 、質(zhì)量要求 ........................................................................................................... 34 護(hù)坡樁技術(shù)、質(zhì)量要求 ............................................................................................... 34 混凝土的要求 ............................................................................................................. 36 施工注意事項(xiàng) ............................................................................................................. 36 ......................................................................................... 37 觀測(cè)目的和內(nèi)容 ......................................................................................................... 37 儀器及方法 ................................................................................................................ 38 變形警戒值 ................................................................................................................ 38 監(jiān)測(cè)方案 .................................................................................................................... 39 監(jiān)測(cè)周期及成果上報(bào) .................................................................................................. 43 10施工組織 .......................................................................................................................... 44 施工組織機(jī)構(gòu) ........................................................................................................... 44 主要施工設(shè)備 ........................................................................................................... 44 11. 雨季施工技術(shù)措施 ........................................................................................................... 45 總體部署 .................................................................................................................. 45 技術(shù)措施 .................................................................................................................. 45 ......................................................................................................... 47 質(zhì)量目標(biāo) .................................................................................................................. 47 質(zhì)量保證體系 ...................................................................