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1、武漢地鐵二號線名都~光谷區(qū)間隧道施工方案編制:復(fù)核:審核:中國中鐵武漢2號線25標(biāo)工程項(xiàng)目經(jīng)理部2008年10月30日36目錄一、編制依據(jù)·············································1二、工程概況·············································1三、工程地質(zhì)與水文地質(zhì)··································23.1地質(zhì)、地貌····································
2、······23.2地層巖性············································23.3地質(zhì)構(gòu)造及地震烈度··································33.4水文地質(zhì)條件········································3四、施工條件·············································44.1既有道路··········································
3、··44.2水電設(shè)施············································4364.3通訊條件············································44.4通風(fēng)條件············································54.5供風(fēng)系統(tǒng)············································5五、施工準(zhǔn)備······································
4、·······55.1技術(shù)準(zhǔn)備············································55.2施工機(jī)械設(shè)備配備····································5六、橫通道轉(zhuǎn)正洞交叉口施工技術(shù)措施·······················6七、區(qū)間隧道施工方案·····································77.1臺階法開挖施工方法··································77.2CRD法開挖施工方法
5、··································107.3CD法開挖施工方法···································11367.4雙側(cè)壁導(dǎo)坑法開挖施工方法···························117.5開挖施工方法的轉(zhuǎn)換·································13八、區(qū)間隧道超前支護(hù)····································148.1超前小導(dǎo)管施工工藝···················
6、··············148.2超前藥卷錨桿·······································158.3初支施工要點(diǎn)技術(shù)措施·······························16九、區(qū)間正線防水施工····································169.1一般區(qū)間工程防水措施·······························169.2鋼筋混凝土結(jié)構(gòu)自防水·······························179.3暗挖
7、隧道的復(fù)合防水施工·····························17十、區(qū)間正線二襯施工···········`·······················203610.1二襯施工方案······································2010.2區(qū)間隧道變形縫····································2110.3暗挖區(qū)間施工縫····································22十一、隧道二襯背后的防水措施······
8、······················2411.1變形縫防水施工····································2411.2施工縫防水施工····································2411.3后澆帶的防水施工··································24十二、區(qū)間隧道施工運(yùn)輸組織··················