文章來源(yuan)：中國水利水電建設集團公司 發布時間：2008-10-25
10月20日，糯扎(zha)渡電(dian)站(zhan)1#、2#導流(liu)洞進出口圍堰一次(ci)爆破(po)拆除成功，順利(li)實(shi)現(xian)(xian)分流(liu)過水(shui)，為(wei)(wei)10月28大江(jiang)截流(liu)目標的(de)順利(li)實(shi)現(xian)(xian)和(he)電(dian)站(zhan)提前兩年發(fa)電(dian)宏偉(wei)目標的(de)順利(li)實(shi)現(xian)(xian)打下了最為(wei)(wei)堅實(shi)的(de)基礎。
糯扎渡水電(dian)站(zhan)工(gong)(gong)(gong)(gong)程(cheng)(cheng)屬大（1）型一等(deng)(deng)工(gong)(gong)(gong)(gong)程(cheng)(cheng)，永久性主(zhu)要(yao)水工(gong)(gong)(gong)(gong)建(jian)筑(zhu)物為(wei)一級建(jian)筑(zhu)物。工(gong)(gong)(gong)(gong)程(cheng)(cheng)以(yi)發(fa)(fa)電(dian)為(wei)主(zhu)兼(jian)有防洪(hong)、灌溉、養殖和旅游(you)等(deng)(deng)綜合(he)利用效益，水庫具有多(duo)年(nian)(nian)調節性能。該(gai)工(gong)(gong)(gong)(gong)程(cheng)(cheng)由心墻堆石壩(ba)(ba)、左(zuo)岸溢洪(hong)道、左(zuo)、右岸泄洪(hong)隧(sui)(sui)洞、左(zuo)岸地下(xia)式引水發(fa)(fa)電(dian)系統及導流工(gong)(gong)(gong)(gong)程(cheng)(cheng)等(deng)(deng)建(jian)筑(zhu)物組成。電(dian)站(zhan)位于云南省普(pu)洱(er)市境內(nei)，是(shi)瀾滄江中下(xia)游(you)河(he)段八個(ge)梯級規劃的第五級，電(dian)站(zhan)裝機容量為(wei)585萬千(qian)瓦(wa)，水庫庫容237.03×108m3。電(dian)站(zhan)擬定里程(cheng)(cheng)碑工(gong)(gong)(gong)(gong)期為(wei)：2006年(nian)(nian)1月(yue)(yue)(yue)導流隧(sui)(sui)洞主(zhu)洞開工(gong)(gong)(gong)(gong)，2007年(nian)(nian)11月(yue)(yue)(yue)大江截流，2008年(nian)(nian)8月(yue)(yue)(yue)壩(ba)(ba)體(ti)開始填筑(zhu)，2013年(nian)(nian)7月(yue)(yue)(yue)底首批機組投產(chan)發(fa)(fa)電(dian)，2016年(nian)(nian)6月(yue)(yue)(yue)工(gong)(gong)(gong)(gong)程(cheng)(cheng)竣(jun)工(gong)(gong)(gong)(gong)。
糯扎渡1#、2#導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)，設(she)(she)計長度分別為(wei)(wei)1067米和1142米，斷面(mian)類(lei)型(xing)為(wei)(wei)城(cheng)門洞(dong)型(xing)，完成混(hun)凝土(tu)(tu)澆筑后(hou)(hou)(hou)的(de)導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)高為(wei)(wei)21米，寬16米，是目(mu)前世界(jie)上(shang)同類(lei)型(xing)電站(zhan)中(zhong)(zhong)(zhong)斷面(mian)規模最大(da)的(de)導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)之一。工(gong)(gong)程(cheng)于(yu)去(qu)年(nian)1月(yue)(yue)份開(kai)(kai)工(gong)(gong)，承擔施工(gong)(gong)任(ren)務的(de)中(zhong)(zhong)(zhong)國(guo)水電建設(she)(she)集(ji)團水電十四(si)局經過近兩年(nian)的(de)不(bu)間斷施工(gong)(gong)，克服了(le)工(gong)(gong)期緊、任(ren)務重、地(di)質(zhi)條(tiao)(tiao)(tiao)件(jian)復雜多變等不(bu)利客觀(guan)因素，以進(jin)度為(wei)(wei)中(zhong)(zhong)(zhong)心，以質(zhi)量(liang)為(wei)(wei)保證，先后(hou)(hou)(hou)完成了(le)進(jin)出口(kou)邊坡的(de)開(kai)(kai)挖(wa)支護，導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)洞(dong)身(shen)段的(de)開(kai)(kai)挖(wa)支護，進(jin)出口(kou)和洞(dong)身(shen)段混(hun)凝土(tu)(tu)的(de)澆筑，以及后(hou)(hou)(hou)續的(de)灌漿工(gong)(gong)程(cheng)，于(yu)今(jin)年(nian)9月(yue)(yue)底完成全部(bu)施工(gong)(gong)任(ren)務并順利通過了(le)導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)驗收(shou)專家(jia)組的(de)驗收(shou)，具備分流(liu)(liu)(liu)過水條(tiao)(tiao)(tiao)件(jian)。施工(gong)(gong)過程(cheng)中(zhong)(zhong)(zhong)，先后(hou)(hou)(hou)圓(yuan)滿完成了(le)“導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)洞(dong)身(shen)段F3、F9等不(bu)良(liang)地(di)質(zhi)斷層的(de)穿越(yue)”、“導(dao)(dao)(dao)流(liu)(liu)(liu)洞(dong)進(jin)出口(kou)大(da)跨度漸變段施工(gong)(gong)”、“進(jin)出口(kou)高邊坡快速施工(gong)(gong)”、“進(jin)出口(kou)大(da)方(fang)量(liang)土(tu)(tu)石圍(wei)堰填筑及拆除”等一系列(lie)具有較高科研(yan)價(jia)值和較高難度水平(ping)的(de)關鍵部(bu)位的(de)施工(gong)(gong)工(gong)(gong)作，為(wei)(wei)今(jin)后(hou)(hou)(hou)類(lei)似地(di)質(zhi)條(tiao)(tiao)(tiao)件(jian)的(de)施工(gong)(gong)積累了(le)寶貴的(de)經驗，培(pei)養了(le)大(da)量(liang)的(de)專業技(ji)術人(ren)才，相關課(ke)題已經申報(bao)為(wei)(wei)科研(yan)課(ke)題立項進(jin)行研(yan)究。