永嘉县新建的几条公路在通车不久路基都出现不同程度的沉陷,路面破坏,严重影响公路的使用效果。本文分析了原因,同时提出了相应的治理办法及治理实例。 Some newly-built roads in Yongjia County have subsidence in varying degrees after being put into operation for a long time, causing the road surface to be damaged and seriously affecting the use effect of the highway. This article analyzes the reasons, at the same time put forward the corresponding governance methods and governance examples.