公路穿越膨胀土地区路基的设计和施工

随着公路建设的不断发展，由膨胀土造成的公路病害相当普遍，已严重影响了工程技术人员对公路质量的正确评价和公路的正常运营。文章结合安旬线公路建设工程，从设计和施工上提出了防止膨胀土引起公路病害的措施。

The highway distresses caused by the expansive soils are very common with the construction of the highway works, and they have effected engineers to carry out the correct evaluation for quality and the normal service of highway. This paper gives, viewed from the design and construction with the combination of the construction experience of Ankang\|Xunyang Highway, the measures to be taken for the prevention and control the distresses caused by the expansive soil.\;