文章來(lai)源：中(zhong)國鐵路工(gong)程(cheng)總公司 發布時(shi)間：2010-09-14
8月28日，中國(guo)鐵路工(gong)(gong)程總(zong)公司所(suo)屬中鐵大(da)(da)(da)橋(qiao)(qiao)(qiao)局施工(gong)(gong)的(de)贛州章(zhang)江(jiang)大(da)(da)(da)橋(qiao)(qiao)(qiao)主(zhu)橋(qiao)(qiao)(qiao)鋼(gang)管拱(gong)(gong)主(zhu)拱(gong)(gong)勝(sheng)利合龍。該橋(qiao)(qiao)(qiao)是贛州市(shi)重(zhong)(zhong)點工(gong)(gong)程，是一(yi)座集城(cheng)(cheng)市(shi)交通(tong)和(he)城(cheng)(cheng)市(shi)景觀(guan)(guan)功能于一(yi)體(ti)(ti)的(de)城(cheng)(cheng)市(shi)主(zhu)干道橋(qiao)(qiao)(qiao)梁(liang)，跨越章(zhang)江(jiang)連(lian)接河套老城(cheng)(cheng)區和(he)章(zhang)江(jiang)新(xin)城(cheng)(cheng)區，章(zhang)江(jiang)大(da)(da)(da)橋(qiao)(qiao)(qiao)全(quan)橋(qiao)(qiao)(qiao)鋼(gang)管拱(gong)(gong)主(zhu)拱(gong)(gong)和(he)平衡(heng)(heng)拱(gong)(gong)共21個(ge)節(jie)段(duan)，采(cai)用整(zheng)體(ti)(ti)節(jie)段(duan)拼裝，總(zong)重(zhong)(zhong)量為(wei)800噸，全(quan)長(chang)1352米(mi)，采(cai)用MG40噸門式起(qi)重(zhong)(zhong)吊(diao)機架(jia)設，制(zhi)、運、架(jia)工(gong)(gong)序(xu)復雜，施工(gong)(gong)難度大(da)(da)(da)。主(zhu)橋(qiao)(qiao)(qiao)長(chang)254米(mi)，主(zhu)跨158米(mi)，采(cai)用三跨飛燕(yan)式異(yi)形鋼(gang)管拱(gong)(gong)，設計先進、技(ji)術含量高，堪稱結構新(xin)穎(ying)、造型(xing)(xing)美觀(guan)(guan)的(de)橋(qiao)(qiao)(qiao)梁(liang)，獨特之(zhi)處在于全(quan)橋(qiao)(qiao)(qiao)居(ju)中的(de)單肋鋼(gang)管拱(gong)(gong)的(de)兩側之(zhi)上(shang)各(ge)增(zeng)加了一(yi)個(ge)平衡(heng)(heng)拱(gong)(gong)，其橋(qiao)(qiao)(qiao)型(xing)(xing)、跨度在國(guo)內居(ju)首位。