A5标段起止桩号K51+980~K63+510,路线长11.53Km,路基宽24.5m,双向四车道。路基土石方339.77万方,排水工程3.36万方,防护工程2.55万方;桥梁工程:大桥1406m/7座(K55+245桐树湾大桥长度218m,7*30m预制砼T梁;K59+908下湾大桥(右幅)长度398m,13*30m预制砼T梁;K59+912下湾大桥(左幅)长度428m,14*30m预制砼T梁;K60+443张家坊一号桥(右幅)长度308m,10*30m预制砼T梁;K60+458张家坊一号桥(左幅)长度338m,11*30m预制砼T梁;K62+205坵坊分离立交长度128m,4*30m预制砼T梁;K53+499.8宁都北枢纽跨线桥长108m,20+2*30+20m钢箱梁桥;K53+499.8宁都北枢纽跨线桥长108m,20+2*30+20m钢箱梁,P匝道桥长108m,20+2*30+20m钢箱梁桥,Q匝道桥长108m,20+2*30+20m钢箱梁桥)中桥320m/4座;涵洞61道。上边坡绿化176.9千m2,下边坡绿化224.6千m2。