(?) (?)大(Da)桥(Qiao)是(Shi)湖(Hu)南(Nan)长(Chang)沙(Sha)三(San)环(Huan)跨(Kua)越(Yue)湘(Xiang)江(Jiang)的(De)控(Kong)制(Zhi)性(Xing)工(Gong)程(Cheng)。(?)大(Da)桥(Qiao)全(Quan)长(Chang)3068m,(?)全(Quan)桥(Qiao)采(Cai)用(Yong)11跨(Kua)连(Lian)拱(Gong)体(Ti)系(Xi),(?)主(Zhu)桥(Qiao)为(Wei)三(San)跨(Kua)中(Zhong)承(Cheng)式(Shi)钢(Gang)管(Guan)拱(Gong)桥(Qiao),(?)桥(Qiao)跨(Kua)布(Bu)置(Zhi)为(Wei)5x80m((?)箱(Xiang)肋(Lei)拱(Gong))(?)+144m+162m+144m((?)钢(Gang)管(Guan)拱(Gong))(?)+3x80m((?)箱(Xiang)肋(Lei)拱(Gong))(?)。(?)主(Zhu)桥(Qiao)桥(Qiao)宽(Kuan)34m(?)。(?)
(?) (?)获(Huo)湖(Hu)南(Nan)省(Sheng)优(You)秀(Xiu)工(Gong)程(Cheng)设(She)计(Ji)一(Yi)等(Deng)奖(Jiang)。(?)