文章來源(yuan)：中國(guo)葛洲壩集團公司 發(fa)布(bu)時間(jian)：2008-09-20
近日，葛(ge)(ge)洲壩集(ji)(ji)團四(si)公(gong)(gong)(gong)司(si)承建的錦屏(ping)一(yi)二(er)級電(dian)站對外交通專用(yong)公(gong)(gong)(gong)路——安(an)寧(ning)河(he)大橋正(zheng)式(shi)通過竣工驗收(shou)，并(bing)被評定為優質工程。因施工中未(wei)發(fa)生(sheng)一(yi)起(qi)安(an)全(quan)事故(gu)，業主還獎給(gei)葛(ge)(ge)洲壩集(ji)(ji)團四(si)公(gong)(gong)(gong)司(si)安(an)寧(ning)河(he)項目部50萬元安(an)全(quan)專項獎，并(bing)號召其他施工單位向葛(ge)(ge)洲壩集(ji)(ji)團四(si)公(gong)(gong)(gong)司(si)學習。
安(an)寧河大橋(qiao)工(gong)(gong)(gong)程(cheng)(cheng)是錦屏一、二級水電(dian)站對外交通專用(yong)公路(lu)的(de)重要(yao)組成部(bu)分(fen)，標段全長469.49米，包括路(lu)基土(tu)石(shi)方(fang)工(gong)(gong)(gong)程(cheng)(cheng)、路(lu)面(mian)工(gong)(gong)(gong)程(cheng)(cheng)、橋(qiao)梁(liang)涵洞工(gong)(gong)(gong)程(cheng)(cheng)以(yi)及(ji)綠(lv)化防護(hu)工(gong)(gong)(gong)程(cheng)(cheng)等，其中主橋(qiao)長178米，分(fen)四孔(kong)，單(dan)孔(kong)跨度達40米，是一座(zuo)典型的(de)預應(ying)力T型橋(qiao)梁(liang)。工(gong)(gong)(gong)程(cheng)(cheng)完工(gong)(gong)(gong)后，順利通過了(le)橋(qiao)梁(liang)重荷載試驗(yan)和一年(nian)保修期的(de)通車(che)試驗(yan)。
據了解，葛洲壩集團四(si)公(gong)司是錦屏對外交(jiao)通專用公(gong)路沿線15個標段中通過峻工驗收(shou)的第一家單(dan)位。