【正文】 ........ 20 路基工程 .................................................................................................................................................. 20 工程概述 .......................................................................................................................................... 20 路基施工 前的準(zhǔn)備事項(xiàng) ............................................................................................................... 20 2 施工方案及方法 ............................................................................................................................. 20 地基處理 ........................................................................................................錯誤 !未定義書簽。 路堤土方填筑施工 ........................................................................................................................ 23 石方填筑施工 ................................................................................................................................. 25 路塹土方開挖施工 ........................................................................................................................ 26 路塹石方爆破施工 ........................................................................................................................ 27 路基加固及防護(hù) ............................................................................................................................. 29 路基排水工程 ................................................................................................................................. 29 臺背回填施工 ................................................................................................................................. 30 路基填筑沉降觀測方法 ............................................................................................................... 31 路基工程施工技術(shù)控制要點(diǎn) ...................................................................................................... 32 橋梁工程 .................................................................................................................................................. 36 總體施工方案 ................................................................................................................................. 36 基礎(chǔ)工程施工 ................................................................................................................................. 37 承臺施工 .......................................................................................................................................... 39 墩臺 施工 .......................................................................................................................................... 40 蓋梁施工 .......................................................................................................................................... 46 梁體工程 .......................................................................................................................................... 47 現(xiàn)澆箱梁施工 ................................................................................................................................. 54 橋面系工程施工 ............................................................................................................................. 54 涵洞及通道涵工程 ................................................................................................................................ 55 工程概述 .......................................................................................................................................... 55 鋼筋混凝土蓋板涵 ........................................................................................................................ 55 箱涵 ................................................................................................................................................... 56 3 各分項(xiàng)工程的施工順序 .............................................................................................................................. 59 路基工程施工順序 ................................................................................................................................ 59 防護(hù)工程施工 ................................................................................................................................. 59 排水工程施工 ................................................................................................................................. 60 涵洞、通道工程施 工 .................................................................................................................... 60 橋梁工程施工順序 ................................................................................................................................ 60 基礎(chǔ)施工 .......................................................................................................................................... 60 下部結(jié)構(gòu)施工 ................................................................................................................................. 60 上部結(jié)構(gòu)施工 ................................................................................................................................. 61 橋面鋪裝施工 ................................................................................................................................. 61 4 確保工程安全、質(zhì)量、環(huán)保、工期的措施 .......................................................................................... 62 安全保證措施 ......................................................................................................................................... 62 組織保證措施 ................................................................................................................................. 62 技術(shù)保證措施 ................................................................................................................................. 62 經(jīng)濟(jì)保證措施 ..................................................................................