【正文】 flood control, irrigation prehensive benefits of a basin area , D River is located in the southwestern region of China, through its terrain geological, hydrological data, climate analysis on the characteristics of local building materials, we can design a suitable project to help the valley region achieve the economic benefits of goodKeywords: choice of dam type project layout design of the dam foundation treatment致 謝本設(shè)計從設(shè)計定題到成文是在導(dǎo)師許建教授的悉心指導(dǎo)下完成的。導(dǎo)師敬業(yè)的作風(fēng)，嚴謹、求實的治學(xué)態(tài)度，淵博的知識和開拓的思路對我的學(xué)業(yè)產(chǎn)生了深刻的影響，在此設(shè)計完成之際，謹向尊敬的導(dǎo)師表示最誠摯的謝意！在整個設(shè)計階段，得到了許多老師和同學(xué)的幫助，感謝老師的幫助同學(xué)的支持，使我能順利的完成我的畢業(yè)設(shè)計。 當然，學(xué)業(yè)的完成與親人的支持是分不開的。在此，向多年來一直關(guān)心和支持我的親人表示最真誠的感謝！感謝父母的一貫支持和無微不至的關(guān)懷！ 張霞2022 年 6 月目錄綜合說明 ....................................................................11 設(shè)計基本資料 ...............................................................2 樞紐任務(wù)及設(shè)計要求 ....................................................2 自然地理與水文氣候特征 .................................................2 流域概況 ..........................................................2 氣候特征 ..........................................................2 水文特征 ..........................................................3 工程地質(zhì)及水文地質(zhì) .....................................................3 工程地質(zhì) ..........................................................3 水文地質(zhì)條件 ......................................................4 地震情況 ..........................................................4 建筑材料 ...............................................................4 庫區(qū)經(jīng)濟及其他 .........................................................5 庫區(qū)經(jīng)濟 ..........................................................5 交通運輸 ..........................................................5 其他 ..............................................................52 工程等級及建筑物級別 ......................................................53 洪水調(diào)節(jié)計算 ...............................................................5 設(shè)計洪水及校核洪水 .....................................................5 調(diào)洪演算及方案選擇 ....................................................5 泄洪方式及水庫運用方式 ............................................5 防洪限制水位的選擇 ................................................6 調(diào)洪演算 ..........................................................6 方案選擇 ..........................................................74 大壩選擇及樞紐布置 .......................................................12 壩址及壩型選擇 ........................................................12 壩址選擇 .........................................................12 壩型選擇 .........................................................12 樞紐建筑物組成 ........................................................13 樞紐總體布置 ..........................................................13 擋水建筑物 .......................................................13 泄水建筑物泄洪隧洞 ............................................13 水電站建筑物 .....................................................145 大壩設(shè)計 ..................................................................14 土石壩壩型選擇 ........................................................14 大壩輪廓尺寸的擬定 ....................................................15 壩頂寬度 .........................................................15 壩坡及棧道 .......................................................15 壩頂高程 .........................................................15 壩體排水 .........................................................19 防滲體 ...........................................................19 土料設(shè)計 ..............................................................19 粘土料設(shè)計 .......................................................19 壩殼砂礫料設(shè)計 ...................................................21 滲流計算 ..............................................................23 計算方法 .........................................................23 計算斷面及計算情況的選擇 .........................................23 計算結(jié)果 .........................................................25 滲透穩(wěn)定演算 .....................................................25 結(jié)果分析及結(jié)論 ...................................................25 穩(wěn)定分析計算 ..........................................................25 計算方法 .........................................................25 上下游壩坡折線滑動法穩(wěn)定計算 .....................................25 穩(wěn)定分析成果 .....................................................28 基礎(chǔ)處理 ..............................................................29 河床部分 .........................................................29 壩肩處理 .........................................................29 細部構(gòu)造設(shè)計 ..........................................................29 壩的防滲體、排水設(shè)施 .............................................29 反濾層 ...........................................................29 護坡設(shè)計 .........................................................30 壩頂布置 .........................................................306 泄水建筑物（略） ..........................................................307 施工組織設(shè)計 ..............................................................30 施工導(dǎo)流 ..............................................................30 施工進度性控制 ........................................................30主要參考文獻 ...............................................................32致 謝 .....................................................................3