中交二公局承建的吉林省四平市紫气大路立交桥为跨径(62.5+55+62.5)米的斜拉桥,主塔采用Ω形钢结构,横桥向为人字形,顺桥向呈圆环形,圆环直径为64米,高度为100米。
CCCC Second Highway Engineering Co., Ltd. has constructed the Ziqi Road overpass Bridge in Siping City, Jilin Province, which is a cable-stayed bridge with a span of (62.5 +55 +62.5) m. The main pylon is structured by Ω-shaped steel, with a herringbone shape in the transverse direction and a circular ring in the parallel direction, with a diameter of 64m and a height of 100m.