【正文】 .............................................................. 3 工程任務(wù)及規(guī)模 ........................................................................................ 4 工程總體布置 ............................................................................................ 5 施工組織 .................................................................................................... 5 工程概算投資 ............................................................................................ 6 2 水文 .................................................................................................. 8 流域概況 .................................................................................................... 8 洪水計(jì)算 .................................................................................................... 9 3 工程地質(zhì) ........................................................................................ 13 勘察依據(jù) .................................................................................................. 13 場(chǎng)地工程地質(zhì)條件 .................................................................................. 13 巖土層及其力學(xué)性質(zhì) .............................................................................. 15 工程地質(zhì)評(píng)價(jià) .......................................................................................... 16 結(jié)論與建議 .............................................................................................. 18 4 工程任務(wù)和規(guī)模 ............................................................................. 20 區(qū)域社會(huì)發(fā)展?fàn)顩r .................................................................................. 20 工程建設(shè)的必要性 .................................................................................. 20 治澇原則 .................................................................................................. 25 治澇標(biāo)準(zhǔn) .................................................................................................. 25 沙子口前登瀛排澇工程 （一期） 初步設(shè)計(jì) II 治澇范圍 .................................................................................................. 25 工程任務(wù) .................................................................................................. 25 黃家河相關(guān)段治理概況和排澇水位 ...................................................... 26 現(xiàn)狀排水渠過流能力分析 ...................................................................... 27 排水渠縱、橫斷面 .................................................................................. 27 5 工程布置及建筑物 ......................................................................... 29 設(shè)計(jì)依據(jù) .................................................................................................. 29 工程等別和標(biāo)準(zhǔn) ...................................................................................... 29 渠線選擇 .................................................................................................. 30 建筑物型式 .............................................................................................. 31 工程總布置 .............................................................................................. 34 排水渠設(shè)計(jì) .............................................................................................. 34 渠道水力計(jì)算 .......................................................................................... 35 6 施工組織設(shè)計(jì) ................................................................................. 40 施工條件 .................................................................................................. 40 施工導(dǎo)流 .................................................................................................. 41 主體工程施工 .......................................................................................... 42 施工總布置 .............................................................................................. 44 其它注意事項(xiàng) .......................................................................................... 45 施工進(jìn)度計(jì)劃 .......................................................................................... 45 7 環(huán)境保護(hù)設(shè)計(jì) ................................................................................. 47 設(shè)計(jì)依據(jù)及采用標(biāo)準(zhǔn) .............................................................................. 47 環(huán)境保護(hù)設(shè)計(jì) .......................................................................................... 48 8 水土保持設(shè)計(jì) ................................................................................. 53 設(shè)計(jì)依據(jù) .................................................................................................. 53 沙子口前登瀛排澇工程 （一期） 初步設(shè)計(jì) III 工程區(qū)水土流失及水土保持現(xiàn)狀 .......................................................... 53 水土流失預(yù)測(cè) .......................................................................................... 53 水土流失危害分析 .................................................................................. 53 水土流失防治措施 .................................................................................. 54 方案實(shí)施的保障措施 .............................................................................. 55 9 勞動(dòng)安全與工業(yè)衛(wèi)生 ..................................................................... 56 設(shè)計(jì)依據(jù) .................................................................................................. 56 勞動(dòng)安全措施 .......................................................................................... 56 工業(yè)衛(wèi)生 .................................................................................................. 57 應(yīng)急措施 .................................................................................................. 58 安全與衛(wèi)生機(jī)構(gòu)設(shè)置 .............................................................................. 58 10 節(jié)能設(shè)計(jì) ........................................................................................ 59 節(jié)能設(shè)計(jì)依據(jù)和原則 .............................................................................. 59 節(jié)能措施綜述 .......................................................................................... 59 節(jié)能設(shè)計(jì) ..................