高速公路软土路基高路堤拓宽设计

Design of High Expressway Embankment Widening in the Soft Soil Areas

以横沥立交接入京珠高速公路的拓宽设计为基础,介绍了高路堤高速公路拓宽需注意的问题,包括旧路基坡面开挖、软基处理、路基填筑、新旧沥青路面拼接以及施工监测等。

For the example of the Jingzhu Expressway＇s broaden design, this paper has set forth the problem that the high - fill embankment expressway broadens needing paying attention to, including old slope excavating, treatment of soft base,subgrade filling, jointing between old asphalt pavement and new asphalt pavement, and construction monitoring etc.