介绍: 本桥起讫桩号为K33+244.5~K34+903.5,桥梁全长为1659m,属特大桥,司马浦北枢纽互通立交(K33+244.5~K34+903.5),主线桥长1659m,上部结构由18联67跨预应力砼小箱梁+连续箱梁互通组成;左幅为:11×25+5×30+4×25+11×24.5+20+22.5+25+23.5+20+3×25+20+23+23+25+25×24.5;右幅为:11×25+5×30+4×25+11×24.5+20.65+2×25+20.35+20+3×25+20+23+23+25×24.5。主线及匝道上跨汕湛高速;其中第十联即31~35号墩间4跨为现浇预应力砼小箱梁主线上跨汕湛高速公路,左幅为20+22.5+25+23.5+20;右幅为20.65+2×25+20.35+20;其余墩跨均为预制吊装连续箱梁。