河北新聞網訊(河北日報記者吳安寧)12月9日9時52分,雄安新區河西110千伏變電站工程完成主體結構負一層混凝土澆築工作,標誌著該工程主體結構順利封頂。工程將於12月底進入電氣安裝施工階段。
河西110千伏變電站位於雄安新區容東片區A社區綜合能源站用地範圍內。工程建設中結構牆體洞口多、埋件多,主體結構複雜程度高。該站地下一層共2200平方米,牆體預留孔洞75處,樓板預留孔洞21處,300×3000預埋件共8塊,預埋60×6角鋼約380米,鋼筋綁紮量約530噸,混凝土澆築量約3100立方米。
河西變電站混凝土澆築量大,受冬期施工環境、溫(wen)度(du)等(deng)因(yin)素(su)製(zhi)約(yue),混(hun)凝(ning)土(tu)養(yang)護(hu)困(kun)難(nan)。為(wei)攻(gong)克(ke)冬(dong)期(qi)施(shi)工(gong)中(zhong)清(qing)水(shui)混(hun)凝(ning)土(tu)養(yang)護(hu)的(de)技(ji)術(shu)難(nan)題(ti),達(da)到(dao)清(qing)水(shui)工(gong)藝(yi)要(yao)求(qiu),國(guo)網(wang)河(he)北(bei)建(jian)設(she)公(gong)司(si)河(he)西(xi)項(xiang)目(mu)管(guan)理(li)部(bu)組(zu)織(zhi)設(she)計(ji)、施工等各參建單位多次召開專家論證會,從通過降低水灰比、tianjiafangdongjihecaiquduocengbaowencuoshidengfangmian,buduanwanshandongqihunningtushigongfangan。zuizhongxuanqudiannuanxurefazuoweiyanghufangan,jineiqiangzaifuyicengjiegouneibubutongweizhibuzhinuanfengjijinxingdiannuanxure,waiqiangtongguofugaisuliaobomojiamianbei、caitiaobufugaidesizhongbaowenfangshi,bingtongguoregongjisuanhefangzhenxianchangtiaojian,tuiduanyanghushijianhehunningtuyangshengwendu,quebaogaifangfamanzuxianchangshijiyanghuyaoqiu。gaifangfadeyingyong,jijiejueledongqishigonghunningtuyanghuguochengzhongreliangsanshiguokuaidewenti,yebaozhenglexianchangqingshuigongyideshixian。
【來源:河北新聞網】
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