文(wen)章(zhang)來源：中國(guo)鐵(tie)路工程總公司(si) 發布時間：2014-08-29
近日，中鐵(tie)四局五大(da)(da)鋼結構關(guan)鍵技術達到(dao)國際領先(xian)水平(ping)。中鐵(tie)四局在合(he)肥鐵(tie)路(lu)南環(huan)線鋼桁梁(liang)柔(rou)性(xing)拱(gong)(gong)(gong)橋(qiao)建(jian)設(she)中，創造(zao)性(xing)地使用大(da)(da)跨度鋼桁梁(liang)柔(rou)性(xing)拱(gong)(gong)(gong)橋(qiao)帶拱(gong)(gong)(gong)頂(ding)推滑移、大(da)(da)跨度柔(rou)性(xing)拱(gong)(gong)(gong)架設(she)及合(he)龍、鐵(tie)路(lu)鋼橋(qiao)正交異性(xing)不銹鋼復合(he)橋(qiao)面板、超長超高萬噸級鋼橋(qiao)的頂(ding)推滑移輔(fu)助工程和鐵(tie)路(lu)客運專線特大(da)(da)鋼橋(qiao)BIM技術應用等5大(da)(da)關(guan)鍵技術，實現了(le)國內(nei)現有同(tong)類型(xing)橋(qiao)梁(liang)施工技術的重大(da)(da)突破。