文(wen)章來源：中國葛洲壩集團公司 發(fa)布時間：2009-09-27
截止9月底，由葛洲壩集團三峽實業公司承建的印尼阿薩漢（ASAHAN）電站引水隧洞工程施工質量進度和各項分包合同履約情況良好，無任何質量事故和質量缺陷。
目前，葛(ge)洲(zhou)壩人在(zai)此項工(gong)程(cheng)中(zhong)分四個作業區(qu)全(quan)(quan)面展開施(shi)(shi)工(gong)，在(zai)受(shou)到外部(bu)干擾(rao)較多的情況下(xia)(xia)，克難奮進，通(tong)過(guo)開展三(san)工(gong)活動(dong)等一系列(lie)各(ge)項安全(quan)(quan)管(guan)理(li)工(gong)作，有力(li)(li)地促進了文明施(shi)(shi)工(gong)。據悉(xi)， ASAHAN引水隧洞(dong) 1#施(shi)(shi)工(gong)區(qu)完(wan)(wan)成(cheng)主洞(dong)洞(dong)挖及支(zhi)(zhi)護(hu)下(xia)(xia)游(you)面137米、完(wan)(wan)成(cheng)部(bu)分邊(bian)(bian)頂拱鋼(gang)(gang)(gang)筋(jin)綁(bang)扎和邊(bian)(bian)頂拱襯砌。2#施(shi)(shi)工(gong)區(qu)針(zhen)對地質缺陷等問(wen)題，通(tong)過(guo)灌(guan)漿和支(zhi)(zhi)護(hu)進行處理(li)，采用“短進尺，勤支(zhi)(zhi)護(hu)”施(shi)(shi)工(gong)方法，較好(hao)地完(wan)(wan)成(cheng)了2+上游(you)面主洞(dong)工(gong)作面43.8米洞(dong)挖和支(zhi)(zhi)護(hu)施(shi)(shi)工(gong)，完(wan)(wan)成(cheng)2+下(xia)(xia)游(you)面主洞(dong)工(gong)作面42.4米洞(dong)挖和支(zhi)(zhi)護(hu)施(shi)(shi)工(gong)。3#施(shi)(shi)工(gong)區(qu)不僅完(wan)(wan)成(cheng)了3#施(shi)(shi)工(gong)支(zhi)(zhi)洞(dong)上游(you)面底板砼澆(jiao)筑60+98.993 -60+57.125底板砼澆(jiao)筑﹑3倉邊(bian)(bian)頂拱鋼(gang)(gang)(gang)筋(jin)綁(bang)扎，而且(qie)完(wan)(wan)成(cheng)了壓力(li)(li)鋼(gang)(gang)(gang)管(guan)鋼(gang)(gang)(gang)襯制作200噸以(yi)及調壓井860～862高程(cheng)混(hun)凝土澆(jiao)筑施(shi)(shi)工(gong)。同時(shi)，壓力(li)(li)鋼(gang)(gang)(gang)管(guan)段(duan)也進入了洞(dong)挖施(shi)(shi)工(gong)階段(duan)。 4#施(shi)(shi)工(gong)區(qu)骨(gu)料(liao)系統在(zai)完(wan)(wan)成(cheng)了防護(hu)維護(hu)的基礎上，已完(wan)(wan)成(cheng)骨(gu)料(liao)生(sheng)產2400m3，較好(hao)滿(man)足了施(shi)(shi)工(gong)生(sheng)產需求。