【正文】 地鐵工程土建青人區(qū)間豎井及橫通道施工方案地鐵工程土建青人區(qū)間豎井及橫通道施工方案 地鐵工程土建青人區(qū)間豎井及橫通道施工方案目 錄 .....................................................................................................................1 編制依據(jù) ..........................................................................................................................1 編制原則 ..........................................................................................................................1 .................................................................................................................................1 豎井概況 ..........................................................................................................................1 交通現(xiàn)狀 ..........................................................................................................................32. 3 地下管線 ........................................................................................................................3 施工條件 .........................................................................................................................3 氣候、氣象 ..............................................................................................................3 場地與道路運輸 ......................................................................................................3 水、電供應及通訊 ..................................................................................................4 自然條件 ..........................................................................................................................4 地形地貌 ...................................................................................................................4 工程地質(zhì) ...................................................................................................................4 水文地質(zhì) ...................................................................................................................6 地震動參數(shù) ...............................................................................................................6 .........................................................................................................................6 現(xiàn)場組織機構(gòu)設置 ..........................................................................................................6 施工豎井平面布置 ..........................................................................................................7 .................................................................................................................................8 施工場地與圍擋 ..............................................................................................................8 辦公及生活住房規(guī)劃 ....................................................................................................12 生產(chǎn)設施規(guī)劃 ................................................................................................................12 施工用電、用水 ............................................................................................................14 臨時工程數(shù)量表 ............................................................................................................14 .......................................................................................................................14 豎井施工方案 ................................................................................................................14 鎖口段施工 .............................................................................................................15 護壁段施工 .............................................................................................................16地鐵工程土建青人區(qū)間豎井及橫通道施工方案 豎井開挖 .................................................................................................................16 豎井支護方案 .........................................................................................................23 豎井轉(zhuǎn)橫通道施工 .................................................................................................23 橫通道施工 ....................................................................................................................25 橫通道施工方案 .....................................................................................................25 橫通道開挖方法 ....................................................................................................25 爆破設計 .................................................................................................................25 橫通道施工技術(shù)及注意事項 .................................................................................28 橫通道連接處與井底段施工 .................................................................................28 橫通道轉(zhuǎn)正洞施工 .................................................................................................29 支護施工工藝 ................................................................................................................30 鋼格柵施工 .............................................................................................................30 鋼筋網(wǎng)施工 .............................................................................................................31 砂漿錨桿施工 .........................................................................................................31 監(jiān)控量測 ........................................................................................................................32 監(jiān)測項目 .................................................................................................................32 監(jiān)控量測頻率及測點布置 .....................................................................................32 擬投入設備儀器 .....................................................................................................33 .......................................................................................................................34 進度指標 ........................................................................................................................34