文章來源：中國(guo)葛洲(zhou)壩集團公司 發布時(shi)間：2010-07-23
經(jing)過(guo)半年(nian)多的(de)施工(gong)，目(mu)前，葛洲壩集團一公司承建的(de)海南大廣(guang)壩灌區(qu)中干渠三標工(gong)程施工(gong)形象(xiang)滿足合(he)同要求，工(gong)程總體(ti)進展順利。
大廣壩灌區工(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)位于海南省西部東方(fang)市境內，為(wei)大二型灌區工(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)，由(you)高、中(zhong)、低、昌江和陀興干(gan)渠等(deng)五大渠系(xi)組(zu)(zu)成。中(zhong)干(gan)渠設計灌溉面(mian)積31.15萬(wan)畝，是灌溉面(mian)積最(zui)大的(de)系(xi)統。一公司(si)承(cheng)建(jian)的(de)三標(biao)段(duan)(duan)是連接2號隧洞和干(gan)渠渠尾之間(jian)的(de)渠段(duan)(duan)，全(quan)長52.9公里，是該工(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)所有標(biao)段(duan)(duan)中(zhong)最(zui)長的(de)標(biao)段(duan)(duan)，也是施(shi)(shi)工(gong)(gong)(gong)(gong)(gong)(gong)構筑(zhu)物最(zui)多、結構最(zui)為(wei)復(fu)雜，工(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)量(liang)最(zui)大、施(shi)(shi)工(gong)(gong)(gong)(gong)(gong)(gong)難(nan)度最(zui)大的(de)標(biao)段(duan)(duan)。標(biao)段(duan)(duan)內共布置渠系(xi)建(jian)筑(zhu)物227座，包(bao)括隧洞、渡槽(cao)、橋梁、排洪涵(han)洞，土石(shi)方(fang)開挖(wa)170萬(wan)立方(fang)米(mi)，填方(fang)110萬(wan)立方(fang)米(mi)。自去年下半年開工(gong)(gong)(gong)(gong)(gong)(gong)以來，葛(ge)洲壩人克(ke)服施(shi)(shi)工(gong)(gong)(gong)(gong)(gong)(gong)戰(zhan)線長、地形繁(fan)雜、構筑(zhu)物繁(fan)多、征地補償等(deng)困難(nan)，優化資源(yuan)配置，精心組(zu)(zu)織(zhi)施(shi)(shi)工(gong)(gong)(gong)(gong)(gong)(gong)，頑強推(tui)進(jin)工(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)(gong)(gong)(gong)(gong)，得到了各方(fang)肯定。
截至目前，項目部共(gong)完成(cheng)(cheng)渠(qu)道土石方(fang)(fang)開挖48萬立(li)方(fang)(fang)米，回填(tian)21萬立(li)方(fang)(fang)米，混凝土襯砌約1500米；共(gong)設(she)(she)計渡槽11座(zuo)(zuo)(zuo)，7座(zuo)(zuo)(zuo)正在(zai)施(shi)工(gong)；共(gong)完成(cheng)(cheng)箱涵(han)24座(zuo)(zuo)(zuo)、圓管涵(han)11座(zuo)(zuo)(zuo)，完成(cheng)(cheng)一座(zuo)(zuo)(zuo)公路橋(qiao)(qiao)施(shi)工(gong)；共(gong)設(she)(she)計人行橋(qiao)(qiao)39座(zuo)(zuo)(zuo)，正在(zai)施(shi)工(gong)6座(zuo)(zuo)(zuo)，3座(zuo)(zuo)(zuo)完成(cheng)(cheng)橋(qiao)(qiao)板施(shi)工(gong)。工(gong)程設(she)(she)計鋼(gang)筋(jin)制安3309 噸，已完成(cheng)(cheng)560噸，其(qi)他各項施(shi)工(gong)正在(zai)緊(jin)張進行中。