This high level ground of backbone - Lucky new sections of K177 + 000 ~ K178 + 400 existence of landslide is to the construction and run have security and quality hidden danger safely of expressway .
该主干线高坪～吉新段K177+000～K178+400段滑坡的存在，对沪蓉西高速公路的施工与安全运营存在着安全与质量隐患。
k177