【正文】 1 / 91目 錄1 編制說明 .........................................................................................................................................................4 序言 .........................................................................................................................................................4 編制單位 .................................................................................................................................................4 編制依據(jù) .................................................................................................................................................42 工程概況 .........................................................................................................................................................5 工程項(xiàng)目特征 .........................................................................................................................................5 工程范圍及工程特點(diǎn) ....................................................................................................................5 主要技術(shù)指標(biāo) ................................................................................................................................6 主要工程數(shù)量 ................................................................................................................................6 工程建設(shè)地點(diǎn)及環(huán)境特征 .....................................................................................................................6 自然條件 ........................................................................................................................................6 施工條件 ........................................................................................................................................7 主要工程特點(diǎn) .........................................................................................................................................8 橋梁工程 .........................................................................................................................................8 隧道工程 .........................................................................................................................................8 路基工程 .........................................................................................................................................83 施工準(zhǔn)備及施工總體布置 .............................................................................................................................8 總體策劃 .................................................................................................................................................9 質(zhì)量管理方針和質(zhì)量管理目標(biāo) ....................................................................................................9 項(xiàng)目部機(jī)構(gòu)設(shè)置 ..........................................................................................................................104 總體施工方案和施工方法 ...........................................................................................................................12 橋梁工程 ...............................................................................................................................................12 下部主要施工方案 ......................................................................................................................12 上部主要施工方案 ......................................................................................................................12 隧道工程 ...............................................................................................................................................13 施工原則 ......................................................................................................................................13 施工方案 ......................................................................................................................................13 路基工程 ...............................................................................................................................................145 總體施工安排 ...............................................................................................................................................14 概述 .......................................................................................................................................................14 關(guān)鍵線路進(jìn)度計(jì)劃。 ...........................................................................................................................146. 主要工程具體施工方案 .............................................................................................................................15 橋梁工程 ...............................................................................................................................................15 人工挖孔施工方案 ......................................................................................................................15 承臺（底系梁）施工方案 ..........................................................................................................20 圓柱墩施工方案 ..........................................................................................................................22 蓋梁（中系梁）施工方案 ..........................................................................................................24 箱梁預(yù)制及安裝施工方案 ..........................................................................................................252 / 91 隧道工程 ...............................................................................................................................................31 概述 ..............................................................................................................................................31 具體施工方案 ..............................................................................................................................31 質(zhì)量通病防治措施 ..................................................................................