工程概況
擴(kuo)建(jian)后(hou),水(shui)(shui)(shui)(shui)庫(ku)總庫(ku)容(rong)量(liang)(liang)由2360萬(wan)(wan)(wan)(wan)m3擴(kuo)建(jian)至(zhi)14960萬(wan)(wan)(wan)(wan)m3(大二型水(shui)(shui)(shui)(shui)庫(ku))。灌溉(gai)面積為(wei)32.84萬(wan)(wan)(wan)(wan)畝(mu)(其中(zhong)改(gai)善灌溉(gai)面積18.27萬(wan)(wan)(wan)(wan)畝(mu),新增灌溉(gai)面積14.57萬(wan)(wan)(wan)(wan)畝(mu))。供(gong)水(shui)(shui)(shui)(shui)人口59.1萬(wan)(wan)(wan)(wan)人,按95%的保證率供(gong)生活和工業用水(shui)(shui)(shui)(shui)6118萬(wan)(wan)(wan)(wan)m3。擴(kuo)建(jian)后(hou)玉灘水(shui)(shui)(shui)(shui)庫(ku)正(zheng)常(chang)蓄水(shui)(shui)(shui)(shui)位351.60m,相應庫(ku)容(rong)1.321億(yi)m3,校核洪(hong)(hong)水(shui)(shui)(shui)(shui)位353.31m,總庫(ku)容(rong)1.496億(yi)m3。水(shui)(shui)(shui)(shui)庫(ku)設計(ji)洪(hong)(hong)水(shui)(shui)(shui)(shui)標(biao)準(zhun)為(wei)100年一遇洪(hong)(hong)水(shui)(shui)(shui)(shui),洪(hong)(hong)峰流量(liang)(liang)為(wei)2230 m3/s;校核洪(hong)(hong)水(shui)(shui)(shui)(shui)標(biao)準(zhun)為(wei)2000年一遇洪(hong)(hong)水(shui)(shui)(shui)(shui),洪(hong)(hong)峰流量(liang)(liang)為(wei)4270 m3/s。
工程結構
玉灘(tan)水(shui)(shui)(shui)(shui)庫(ku)樞紐建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)主(zhu)要由主(zhu)壩(ba)(ba)、副(fu)(fu)壩(ba)(ba)、溢(yi)洪道及(ji)左(zuo)(zuo)、右(you)岸(an)灌溉引水(shui)(shui)(shui)(shui)隧(sui)洞(dong)組成(cheng)。水(shui)(shui)(shui)(shui)庫(ku)工程主(zhu)壩(ba)(ba)推薦壩(ba)(ba)型為(wei)瀝青(qing)心(xin)墻石(shi)渣壩(ba)(ba),泄(xie)洪建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)布置于左(zuo)(zuo)岸(an)香爐石(shi)山左(zuo)(zuo)側埡口處,灌溉引水(shui)(shui)(shui)(shui)隧(sui)洞(dong)分別布置在主(zhu)壩(ba)(ba)左(zuo)(zuo)、右(you)兩岸(an),主(zhu)壩(ba)(ba)壩(ba)(ba)址右(you)岸(an)埡口處布置7座漿砌石(shi)副(fu)(fu)壩(ba)(ba)。樞紐主(zhu)要建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)主(zhu)壩(ba)(ba)、副(fu)(fu)壩(ba)(ba)、溢(yi)洪道、右(you)岸(an)灌溉引水(shui)(shui)(shui)(shui)隧(sui)洞(dong)為(wei)2級(ji)(ji)建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu),其(qi)他次(ci)要建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)為(wei)3級(ji)(ji),左(zuo)(zuo)岸(an)灌溉引水(shui)(shui)(shui)(shui)隧(sui)洞(dong)及(ji)其(qi)進水(shui)(shui)(shui)(shui)口按3級(ji)(ji)建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)設計,泵站工程等(deng)(deng)別為(wei)Ⅳ等(deng)(deng),建(jian)筑(zhu)(zhu)(zhu)(zhu)物(wu)級(ji)(ji)別為(wei)4級(ji)(ji)。
玉灘水庫(ku)灌(guan)區(qu)劃分為左干(gan)渠(qu)、右(you)干(gan)渠(qu)和朱(zhu)家廟提灌(guan)干(gan)渠(qu)、巖洞(dong)提灌(guan)區(qu)及庫(ku)內零(ling)星(xing)小型提灌(guan)站(zhan)灌(guan)區(qu),共5個(ge)灌(guan)區(qu)。渠(qu)道干(gan)渠(qu)長度共計96.85km,其中(zhong):明(ming)渠(qu)(含(han)暗渠(qu)、泵站(zhan)水平(ping)管(guan)線(xian))68.03km、渡槽69座7808.9m,隧洞(dong)74座20631.9m,倒(dao)虹管(guan)1處(chu)375m、管(guan)道1處(chu)3353.8m,電力提灌(guan)6處(chu)總裝機4292kW。灌(guan)溉面(mian)積(ji)萬畝(mu)以上支(zhi)渠(qu)3條(tiao)7.64km,其中(zhong):明(ming)渠(qu)(含(han)暗渠(qu)、泵站(zhan)水平(ping)管(guan)線(xian))5.325km、隧洞(dong)4座1259.2m、渡槽1座133.0m、倒(dao)虹管(guan)3處(chu)923.0m。
工程作用
供給大足(zu)區的珠溪、龍(long)水(shui)、三驅、郵亭,雙(shuang)(shuang)橋區的雙(shuang)(shuang)路,榮昌縣(xian)的路孔、雙(shuang)(shuang)河、昌元(yuan)、廣(guang)順(shun)、安富等16個(ge)鎮(zhen),灌溉(gai)面(mian)積32.84萬(wan)畝(mu);同時每年還(huan)供給大足(zu)縣(xian)城龍(long)崗(gang)鎮(zhen)、龍(long)水(shui)鎮(zhen)、雙(shuang)(shuang)橋區、榮昌縣(xian)城昌元(yuan)鎮(zhen)等16個(ge)鎮(zhen)59.1萬(wan)人的生活用水(shui)及工業用水(shui)。
獲獎情況
2011年(nian),玉灘(tan)水(shui)庫工(gong)(gong)(gong)程(cheng)實現下(xia)閘蓄水(shui);2012年(nian)9月(yue)(yue),樞紐工(gong)(gong)(gong)程(cheng)以優良(liang)的評價完成竣工(gong)(gong)(gong)及水(shui)保、檔案等全部(bu)單項驗收;11月(yue)(yue),獲(huo)得(de)了(le)中國(guo)水(shui)利(li)(li)工(gong)(gong)(gong)程(cheng)優質獎(jiang)(大禹獎(jiang)),玉灘(tan)工(gong)(gong)(gong)程(cheng)交出了(le)一份合格答卷。11月(yue)(yue)17日,由(you)住建(jian)部(bu)、中國(guo)建(jian)設(she)(she)業協會舉辦(ban)的2014-2015年(nian)度“中國(guo)建(jian)設(she)(she)工(gong)(gong)(gong)程(cheng)魯班獎(jiang)”獲(huo)獎(jiang)名單在北京公(gong)布,我市玉灘(tan)水(shui)庫擴建(jian)工(gong)(gong)(gong)程(cheng)獲(huo)得(de)中國(guo)建(jian)設(she)(she)工(gong)(gong)(gong)程(cheng)魯班獎(jiang)。這(zhe)是今(jin)年(nian)全國(guo)水(shui)利(li)(li)工(gong)(gong)(gong)程(cheng)建(jian)設(she)(she)唯一一個魯班獎(jiang),也是我市水(shui)利(li)(li)工(gong)(gong)(gong)程(cheng)建(jian)設(she)(she)首次獲(huo)此(ci)殊榮。