文章來源：中國鐵路工程總(zong)公司 發布時(shi)間：2010-09-14
8月28日(ri)，中(zhong)(zhong)國鐵(tie)路工(gong)程(cheng)(cheng)總(zong)公(gong)司所屬中(zhong)(zhong)鐵(tie)大(da)橋(qiao)(qiao)(qiao)局施工(gong)的(de)贛州章(zhang)(zhang)(zhang)江(jiang)大(da)橋(qiao)(qiao)(qiao)主(zhu)橋(qiao)(qiao)(qiao)鋼(gang)管(guan)拱(gong)主(zhu)拱(gong)勝利(li)合龍。該橋(qiao)(qiao)(qiao)是贛州市重點(dian)工(gong)程(cheng)(cheng)，是一座(zuo)集城(cheng)(cheng)(cheng)(cheng)市交(jiao)通和城(cheng)(cheng)(cheng)(cheng)市景觀(guan)功能(neng)于一體的(de)城(cheng)(cheng)(cheng)(cheng)市主(zhu)干道橋(qiao)(qiao)(qiao)梁，跨越章(zhang)(zhang)(zhang)江(jiang)連接河(he)套老(lao)城(cheng)(cheng)(cheng)(cheng)區和章(zhang)(zhang)(zhang)江(jiang)新(xin)(xin)城(cheng)(cheng)(cheng)(cheng)區，章(zhang)(zhang)(zhang)江(jiang)大(da)橋(qiao)(qiao)(qiao)全(quan)橋(qiao)(qiao)(qiao)鋼(gang)管(guan)拱(gong)主(zhu)拱(gong)和平衡(heng)拱(gong)共21個節段，采用整體節段拼裝(zhuang)，總(zong)重量為(wei)800噸，全(quan)長1352米(mi)，采用MG40噸門式(shi)起重吊機架設，制、運、架工(gong)序復雜，施工(gong)難度大(da)。主(zhu)橋(qiao)(qiao)(qiao)長254米(mi)，主(zhu)跨158米(mi)，采用三跨飛(fei)燕式(shi)異(yi)形(xing)鋼(gang)管(guan)拱(gong)，設計先(xian)進、技術(shu)含量高，堪(kan)稱(cheng)結(jie)構新(xin)(xin)穎、造型(xing)(xing)美觀(guan)的(de)橋(qiao)(qiao)(qiao)梁，獨特之(zhi)處在(zai)于全(quan)橋(qiao)(qiao)(qiao)居中(zhong)(zhong)的(de)單肋鋼(gang)管(guan)拱(gong)的(de)兩(liang)側之(zhi)上各增加了一個平衡(heng)拱(gong)，其橋(qiao)(qiao)(qiao)型(xing)(xing)、跨度在(zai)國內居首位。