贵州平塘至罗甸高速公路平塘大桥主桥为三塔双索面叠合梁斜拉桥,主跨径为2×550米,16号主塔高328米,为世界第一高混凝土桥塔。
The main bridge of Pingtang Bridge for Pingtang-Luodian Expressway inGuizhou Province is a three-pylon double-cable-plane composite girdercable-stayed bridge, with a main span of 2x550m. And, No. 16 main pylon is 32 mhigh , which is the world's highest concrete bridge pylon.