中交二公局承建的吉林省四平市紫氣大路立交橋為跨徑(62.5+55+62.5)米的斜拉橋,主塔采用Ω形鋼結(jié)構(gòu),橫橋向為人字形,順橋向呈圓環(huán)形,圓環(huán)直徑為64米,高度為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.