文章來源：中國(guo)葛洲壩(ba)集團(tuan)公司 發(fa)布時間：2010-06-11
由葛洲壩集團基(ji)礎公司承擔(dan)施工(gong)(gong)的四川大(da)渡河瀘定水(shui)電站2號、3號泄洪洞出口圍堰懸掛式混凝土防滲墻工(gong)(gong)程(cheng)于5月31日(ri)提前完工(gong)(gong)。
四川瀘定水電站位于大渡河瀘定縣城上游2-3公里處，裝機84萬千瓦。工程總投資669642萬元。此次進行施工的2、3號泄洪洞出口圍堰懸掛式混凝土防滲墻工程，施工圍堰軸線長約367米，平均墻深27米，墻厚80厘米，設計工程量為10080平方米，工期要求55天完成。
葛(ge)洲(zhou)壩(ba)集(ji)團基礎(chu)公司于(yu)3月底(di)組織精兵(bing)強將及(ji)37臺套施(shi)(shi)工(gong)(gong)(gong)設備(bei)奔赴大(da)(da)渡(du)(du)河瀘定(ding)水(shui)電站，投入(ru)該(gai)項目混凝土防(fang)滲(shen)墻施(shi)(shi)工(gong)(gong)(gong)。該(gai)工(gong)(gong)(gong)程(cheng)于(yu)4月12日在220米軸線(xian)上(shang)先期(qi)開(kai)工(gong)(gong)(gong)，5月12日軸線(xian)全(quan)面施(shi)(shi)工(gong)(gong)(gong)。因距(ju)大(da)(da)渡(du)(du)河較(jiao)近，受大(da)(da)渡(du)(du)河水(shui)位漲落頻繁影響，對(dui)造(zao)孔槽段坍(tan)塌(ta)產生了(le)較(jiao)大(da)(da)的風險；為(wei)防(fang)止造(zao)孔槽段坍(tan)塌(ta)，搶工(gong)(gong)(gong)期(qi)、提高形(xing)象進(jin)度，施(shi)(shi)工(gong)(gong)(gong)中，葛(ge)洲(zhou)壩(ba)人克難攻堅，拼搏進(jin)取，精心組織施(shi)(shi)工(gong)(gong)(gong)，根據工(gong)(gong)(gong)程(cheng)地(di)質實際(ji)情況，在施(shi)(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)藝上(shang)采用(yong)了(le)“平打法”、“孔口(kou)回漿法”，強化了(le)現場(chang)質量、安全(quan)、文明施(shi)(shi)工(gong)(gong)(gong)管理，使(shi)施(shi)(shi)工(gong)(gong)(gong)效益(yi)大(da)(da)幅提高，推進(jin)了(le)工(gong)(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)(gong)的順利(li)進(jin)行。
經過(guo)50天晝夜奮戰，比計劃(hua)工期提前了(le)5天完工，實現了(le)質量、安(an)全零事故目標(biao)，得到華電業主、中南監理(li)的高(gao)度贊譽。