【正文】 .................................................... 5 設(shè)計洪水 ..................................................................................................................... 6 基本資料 ............................................................ 6 設(shè)計洪水 ............................................................ 6 3 工程地質(zhì) ........................................................................................................................... 9 工程地質(zhì)條件 .............................................................................................................. 9 ............................................................. 9 ............................................................. 9 ............................................................. 9 ............................................................... 10 ........................................................ 10 水文地質(zhì)條件 ............................................................................................................ 10 工程地質(zhì)條件分析與評價 ........................................................................................... 10 （土）層主要物理力學(xué)條件 ........................................ 10 （土）層物理力學(xué)性質(zhì)評價 ........................................ 10 天然建筑材料 ............................................................................................................ 12 ............................................................ 12 ............................................................. 12 結(jié)論與建議 ................................................................................................................ 12 4 工程規(guī)劃 ......................................................................................................................... 14 防洪標準及堤防級別 .................................................................................................. 14 ............................................................ 14 ............................................................ 14 規(guī)劃原則及設(shè)計依據(jù) .................................................................................................. 14 ............................................................ 14 ............................................................ 14 堤線比選 ................................................................................................................... 14 堤頂高程確定 ............................................................................................................ 15 ........................................................ 15 ...................................................... 16 ........................................................ 19 .................................................... 19 5 工程設(shè)計 ......................................................................................................................... 21 工程總布置 ................................................................................................................ 21 河床整治 ................................................................................................................... 21 堤防設(shè)計 ................................................................................................................... 22 .................................................... 22 ........................................................ 23 ............................................................ 23 .......................................................... 23 建筑物設(shè)計 ................................................................................................................ 25 6 施工組織設(shè)計 .................................................................................................................. 27 施工條件 ................................................................................................................... 27 施工導(dǎo)流 ................................................................................................................... 27 施工方法 ................................................................................................................... 27 ............................................................ 27 .......................................................... 27 ............................................................ 28 .......................................................... 28 施工總進度 ................................................................................................................ 29 施工總布置 ............................................................................................................... 29 主要技術(shù)供應(yīng) ............................................................................................................ 29 施工管理 ................................................................................................................... 30 .................................................. 30 .................................................. 30 .................................................. 31 7 工程用地處理 .................................................................................................................. 32 8 環(huán)境影響評價 ................................................................................................................. 33 評價依據(jù) ................................................................................................................... 33 環(huán)境現(xiàn)狀 ................................................................................................................... 33 項目實施對環(huán)境的影響 .............................................................................................. 33 .................................................... 33 .................................................... 34 .......................................... 35 9 水土保持方案 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