特大桥从DK29+603.35~DK36+726.35,中心里程:DK33+164.85,桥全长L=7123m;其中主桥553m,引桥6570m。
全桥孔跨布置:21-30m简支梁+(30+45+30)m连续梁+(2-30+4-25+20-30+1-25+12-30+3-25+7-30+1-25+19-30)m简支梁+(30+45+30)m连续梁+(7-30+3-25+1-30)m简支梁+(30+45+30)m连续梁+(4-30+2-25)m简支梁+(50+80+50)m连续梁+52-30m简支梁+(50+80+50)m连续梁+(144.5+264+144.5)m加劲钢桁梁桥+(50+80+50)m连续梁+(4-30+5-25)m简支梁+(30+45+30)m连续梁+(1-25+2-30)m简支梁+(35+50+35)m连续梁+(8-30+4-25)m简支梁+(35+50+35)m连续梁。