文章(zhang)來源：中國水(shui)利水(shui)電建設(she)集團(tuan)公司 發布時間：2008-10-25
10月20日(ri)，糯扎渡(du)電站(zhan)1#、2#導流洞進出口(kou)圍堰一次爆破拆(chai)除成功，順利實(shi)現(xian)(xian)分流過水，為(wei)(wei)10月28大(da)江截流目標的順利實(shi)現(xian)(xian)和(he)電站(zhan)提前兩年發(fa)電宏偉目標的順利實(shi)現(xian)(xian)打下了最為(wei)(wei)堅實(shi)的基礎。
糯扎(zha)渡水電站(zhan)(zhan)工(gong)程(cheng)(cheng)(cheng)屬大（1）型一等(deng)工(gong)程(cheng)(cheng)(cheng)，永久性(xing)主要水工(gong)建筑(zhu)物(wu)為(wei)一級建筑(zhu)物(wu)。工(gong)程(cheng)(cheng)(cheng)以發(fa)(fa)(fa)電為(wei)主兼(jian)有(you)防(fang)洪(hong)、灌溉、養殖和旅游(you)等(deng)綜合利用效益(yi)，水庫具(ju)有(you)多年(nian)調(diao)節性(xing)能。該工(gong)程(cheng)(cheng)(cheng)由心墻堆石壩、左(zuo)岸溢洪(hong)道、左(zuo)、右(you)岸泄洪(hong)隧洞(dong)、左(zuo)岸地下式引水發(fa)(fa)(fa)電系(xi)統及導(dao)流工(gong)程(cheng)(cheng)(cheng)等(deng)建筑(zhu)物(wu)組成。電站(zhan)(zhan)位于云南省普洱市境內，是瀾滄(cang)江中下游(you)河段八個梯級規劃的第五(wu)級，電站(zhan)(zhan)裝機(ji)容(rong)量(liang)為(wei)585萬千瓦(wa)，水庫庫容(rong)237.03×108m3。電站(zhan)(zhan)擬定里程(cheng)(cheng)(cheng)碑(bei)工(gong)期為(wei)：2006年(nian)1月導(dao)流隧洞(dong)主洞(dong)開工(gong)，2007年(nian)11月大江截流，2008年(nian)8月壩體開始填筑(zhu)，2013年(nian)7月底首批機(ji)組投產(chan)發(fa)(fa)(fa)電，2016年(nian)6月工(gong)程(cheng)(cheng)(cheng)竣(jun)工(gong)。
糯扎(zha)渡1#、2#導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)，設計長度(du)分別為1067米和(he)(he)1142米，斷面(mian)類(lei)型為城門(men)洞(dong)(dong)(dong)型，完成混(hun)凝(ning)(ning)土澆(jiao)筑(zhu)(zhu)后的(de)導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)高(gao)為21米，寬(kuan)16米，是目前世界上(shang)同類(lei)型電(dian)(dian)站中(zhong)斷面(mian)規(gui)模最大(da)(da)的(de)導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)之一。工(gong)(gong)(gong)程于(yu)去年1月份(fen)開(kai)(kai)工(gong)(gong)(gong)，承擔施工(gong)(gong)(gong)任務的(de)中(zhong)國水(shui)(shui)電(dian)(dian)建設集團水(shui)(shui)電(dian)(dian)十四局(ju)經(jing)過近兩(liang)年的(de)不間(jian)斷施工(gong)(gong)(gong)，克服了(le)工(gong)(gong)(gong)期緊、任務重、地質條件(jian)復雜多變等(deng)不利客觀因(yin)素，以(yi)進(jin)(jin)度(du)為中(zhong)心，以(yi)質量為保證(zheng)，先后完成了(le)進(jin)(jin)出(chu)(chu)口(kou)(kou)邊坡的(de)開(kai)(kai)挖支(zhi)護(hu)，導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)洞(dong)(dong)(dong)身(shen)段的(de)開(kai)(kai)挖支(zhi)護(hu)，進(jin)(jin)出(chu)(chu)口(kou)(kou)和(he)(he)洞(dong)(dong)(dong)身(shen)段混(hun)凝(ning)(ning)土的(de)澆(jiao)筑(zhu)(zhu)，以(yi)及(ji)后續的(de)灌漿工(gong)(gong)(gong)程，于(yu)今(jin)(jin)年9月底(di)完成全部施工(gong)(gong)(gong)任務并順(shun)利通過了(le)導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)驗收(shou)專家組的(de)驗收(shou)，具(ju)(ju)備分流(liu)(liu)過水(shui)(shui)條件(jian)。施工(gong)(gong)(gong)過程中(zhong)，先后圓滿完成了(le)“導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)洞(dong)(dong)(dong)身(shen)段F3、F9等(deng)不良地質斷層的(de)穿越”、“導(dao)(dao)(dao)(dao)(dao)流(liu)(liu)洞(dong)(dong)(dong)進(jin)(jin)出(chu)(chu)口(kou)(kou)大(da)(da)跨度(du)漸變段施工(gong)(gong)(gong)”、“進(jin)(jin)出(chu)(chu)口(kou)(kou)高(gao)邊坡快速(su)施工(gong)(gong)(gong)”、“進(jin)(jin)出(chu)(chu)口(kou)(kou)大(da)(da)方量土石圍(wei)堰填筑(zhu)(zhu)及(ji)拆除”等(deng)一系列具(ju)(ju)有較高(gao)科(ke)研價值(zhi)和(he)(he)較高(gao)難度(du)水(shui)(shui)平的(de)關(guan)鍵部位(wei)的(de)施工(gong)(gong)(gong)工(gong)(gong)(gong)作，為今(jin)(jin)后類(lei)似地質條件(jian)的(de)施工(gong)(gong)(gong)積累了(le)寶貴的(de)經(jing)驗，培養了(le)大(da)(da)量的(de)專業技術人(ren)才，相關(guan)課(ke)題已經(jing)申報為科(ke)研課(ke)題立項進(jin)(jin)行(xing)研究。