【正文】 各施工階段交通封閉范圍及 時間 ....................................................................................................... 17 ......................................................................................................................................... 20 ................................................................................................................................................. 21 7主要施工技術方案 .................................................................................................................................................. 21 ............................................................................................................................................................... 21 ................................................................................................................................................. 22 ................................................................................................................................................. 22 泥漿制備 ................................................................................................................................................ 23 鉆孔 ......................................................................................................................................................... 23 .......................................................................................................................................................... 25 ..................................................................................................................................... 26 ..................................................................................................................................... 27 ......................................................................................................................................... 28 ........................................................................................................................................................... 29 準備工作 ................................................................................................................................................ 29 基坑開挖 ................................................................................................................................................ 30 樁頭截除、修整 .................................................................................................................................... 31 墊層施工 ................................................................................................................................................ 31 承臺鋼筋 ................................................................................................................................................ 31 .......................................................................................................................................................... 32 ..................................................................................................................................................... 32 ................................................................................................................................................. 33 量檢驗 ..................................................................................................................................... 33 ...................................................................................................................................................... 33 ..................................................................................................................................... 34 .......................................................................................................................................................... 34 ......................................................................................................................................... 34 ................................................................................................................................................. 35 ............................................................................................................................................. 36 ................................................................................................................................. 36 ..................................................................................................................................... 37 ...................................................................................................................................... 38 ..................................................................................................................................... 39 ......................................................................................................................................... 40 ................................................................................................................................. 40 ................................................................................................................................................. 41 ................................................................................................................................................. 46 ................................................................................................................................................. 48 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