【正文】 長(zhǎng)青沙閘遷建工程可行性研究報(bào)告XXX 長(zhǎng)青沙閘遷建工程可行性研究報(bào)告南通和信工程勘測(cè)設(shè)計(jì)院有限公司 1目 錄第一章 綜合說(shuō)明 .......................................................................................................1 工程概況 ...........................................................................................................1 研究依據(jù) ...........................................................................................................2 結(jié)論 ...................................................................................................................2第二章 自然條件 .......................................................................................................5 流域概況 ...........................................................................................................5 地理位置 ...........................................................................................................5 氣象 ...................................................................................................................5 水文 ...................................................................................................................7 泥沙 .................................................................................................................10 河勢(shì)分析及防洪影響評(píng)價(jià) .............................................................................11 內(nèi)河水位 .........................................................................................................20 地震烈度 .........................................................................................................20 水系概況 .........................................................................................................20第三章 工程地質(zhì) .....................................................................................................21 工程區(qū)地形地貌 .............................................................................................21 場(chǎng)地地基土層 .................................................................................................21 水文地質(zhì)條件 .................................................................................................22 地基土的液化判別 .........................................................................................22 地基土評(píng)價(jià) .....................................................................................................23第四章 工程任務(wù)和規(guī)模 .........................................................................................25XXX 長(zhǎng)青沙閘遷建工程可行性研究報(bào)告南通和信工程勘測(cè)設(shè)計(jì)院有限公司 2 地區(qū)社會(huì)經(jīng)濟(jì)發(fā)展?fàn)顩r及工程建設(shè)的必要性 .............................................25 水文計(jì)算 .........................................................................................................27 工程規(guī)模 .........................................................................................................28 綜合利用 .........................................................................................................30第五章 工程布置及工程設(shè)計(jì) .................................................................................31 水閘及圍堤設(shè)計(jì)標(biāo)準(zhǔn) .....................................................................................31 工程的總體布置 .............................................................................................31 方案比選 .........................................................................................................35第六章 施工組織設(shè)計(jì) ...........................................................................................37 施工條件 .........................................................................................................37 施工工序 .........................................................................................................37 施工圍堰和排水 .............................................................................................38 主體工程 .........................................................................................................39 施工輔助企業(yè) .................................................................................................40 施工總布置 .....................................................................................................41 施工總進(jìn)度 .....................................................................................................41第七章 工程管理 .....................................................................................................43 管理機(jī)構(gòu) .........................................................................................................43 管理范圍 .........................................................................................................43 管理設(shè)施 .........................................................................................................43 運(yùn)行管理 .........................................................................................................43 工程觀測(cè) .........................................................................................................44XXX 長(zhǎng)青沙閘遷建工程可行性研究報(bào)告南通和信工程勘測(cè)設(shè)計(jì)院有限公司 3第八章 工程投資估算 .............................................................................................46 編制依據(jù) .........................................................................................................46 編制說(shuō)明 .........................................................................................................46 概算總價(jià) .........................................................................................................46第九章 經(jīng)濟(jì)評(píng)價(jià) .....................................................................................................48 國(guó)民經(jīng)濟(jì)分析 .................................................................................................48 結(jié)論 .................................................................................................................50第十章 環(huán)境評(píng)價(jià) .....................................................................................................51 環(huán)境狀況 .......................................................................................................51 防洪工程對(duì)環(huán)境的改善 ................................