高速公路波形梁护栏对风吹雪灾害的影响研究

魏佳北

Study on the snowdrift disaster influenced by w-beam barrier used in expressway

Jiabei WEI

图6 路堤路面实际积雪情况

Fig. 6 Actual snow distribution on the expressway： the embankment surface without barrier （a）； the embankment surface with cable barrier at upwind site and w-beam barrier at central divider site （b）