【正文】 云樂水庫除險(xiǎn)加固工程初步設(shè)計(jì)報(bào)告XX 縣水利水電勘測(cè)設(shè)計(jì)隊(duì)二 O 一一年三月云樂水庫除險(xiǎn)加固工程 初步設(shè)計(jì)1目 錄 .....................................................1 緒言..........................................................................................................................1 水文..........................................................................................................................4 工程地質(zhì)..................................................................................................................6 工程任務(wù)和規(guī)模......................................................................................................9 水工建筑物加固設(shè)計(jì)............................................................................................10 施工組織設(shè)計(jì)........................................................................................................12 工程占地................................................................................................................13 環(huán)境保護(hù)與水土保持設(shè)計(jì)....................................................................................13 工程管理................................................................................................................13 工程概算..............................................................................................................13 經(jīng)濟(jì)評(píng)價(jià)..............................................................................................................14 結(jié)論......................................................................................................................14 工程特性表..........................................................................................................15 ........................................................17 流域自然概況........................................................................................................17 基本資料評(píng)價(jià)........................................................................................................18 徑流分析................................................................................................................22 洪水分析................................................................................................................26 蒸發(fā)........................................................................................................................36 泥沙估算................................................................................................................36 水文觀測(cè)................................................................................................................37 ....................................................38 區(qū)域地質(zhì)概況........................................................................................................38 庫區(qū)工程地質(zhì)條件................................................................................................39 樞紐區(qū)工程地質(zhì)條件............................................................................................42云樂水庫除險(xiǎn)加固工程 初步設(shè)計(jì)2 壩體質(zhì)量評(píng)價(jià)........................................................................................................46 排水棱體質(zhì)量評(píng)價(jià)................................................................................................49 輸水涵洞工程地質(zhì)條件........................................................................................49 溢洪道工程地質(zhì)條件............................................................................................49 樞紐工程存在的主要問題及處理建議................................................................49 建筑材料................................................................................................................50 ......................................53 工程質(zhì)量評(píng)價(jià)、安全等級(jí)....................................................................................53 大壩運(yùn)行管理綜合評(píng)價(jià)、安全等級(jí)....................................................................53 防洪標(biāo)準(zhǔn)復(fù)核、安全等級(jí)....................................................................................53 結(jié)構(gòu)安全評(píng)價(jià)、安全等級(jí)....................................................................................53 滲流安全評(píng)價(jià)、安全等級(jí)....................................................................................54 抗震安全復(fù)核、安全等級(jí)....................................................................................54 金屬結(jié)構(gòu)評(píng)價(jià)、安全等級(jí)....................................................................................54 金屬結(jié)構(gòu)評(píng)價(jià)、安全等級(jí)....................................................................................54 綜合評(píng)價(jià)、大壩安全類別....................................................................................54 ..............................................56 工程任務(wù)................................................................................................................56 工程規(guī)模................................................................................................................56 ..........................................67 除險(xiǎn)加固設(shè)計(jì)原則及依據(jù)....................................................................................67 大壩加固處理設(shè)計(jì)................................................................................................68 大壩防滲處理設(shè)計(jì)................................................................................................70 大壩防滲加固處理后滲流穩(wěn)定計(jì)算....................................................................78 大壩防滲加固處理后穩(wěn)定復(fù)核............................................................................80 改建溢洪道設(shè)計(jì)....................................................................................................88 輸水涵洞加固設(shè)計(jì)................................................................................................95云樂水庫除險(xiǎn)加固工程 初步設(shè)計(jì)3 ................................................96 施工條件................................................................................................................96 施工導(dǎo)流.......................