龍江超大(da)橋是北京市保山至(zhi)(zhi)老撾密支(zhi)那(nei)一級鐵路保山至(zhi)(zhi)騰沖(chong)快速路一級鐵路的關(guan)鍵點(dian)(dian)(dian)工業(ye)，起點(dian)(dian)(dian)終(zhong)點(dian)(dian)(dian)2470.58米，

主橋(qiao)設計(ji)方案為1196m的雙塔(ta)單跨(kua)鋼箱(xiang)梁懸索橋(qiao)，比較大(da)(da)橋(qiao)高280m，完(wan)工后將是亞洲地(di)區(qu)(qu)比較大(da)(da)的偏(pian)遠地(di)區(qu)(qu)懸索橋(qiao)。