贵瓮高速公路

贵州贵阳至瓮安高速公路全长71.016公里，其中清水河大桥为主跨径1130米的悬索桥，建中隧道长达3295米。中交二公局参与投资，并负责施工总承包管理，承担8个标段的施工任务，包括全线72%的路基桥隧工程及全部路面工程。

Guiyang-Weng'an Expressway is 71.016km long, which the Qingshui River Bridge is a suspension bridge with a main span of 1130m, and the tunnel is 3295m long. CCCC Second Highway Engineering Co., Ltd. participated investment, and was responsible for general contracting management of the construction. It undertook construction of 8 sections, including 72% subgrade, bridges and tunnels and all pavement engineering in the whole line.