对公路软基常用处理方法及效果评价

广东省软基多分布于江河湖海处,高等级公路修建时,由于桥涵通道多,高路堤也不少,若软弱地基不加处理,往往造成较大的沉降和侧向位移,影响行车的快速、舒适甚至安全。而目前公路软基处理主要是采用换填,固结排水,复合地基铺以土工格栅、土工布,反压护道等方法,均获得令人满意结果。这些处理方法具有经济、安全、施工操作简单,效果好等特点。

Treatment and Evaluation of Weak Foundation in Highway Engineering

Most of weak foundation of Guangdong Province lies near the rivers. During the construction of higher level highway, high embankment is respectable because of the channels. That will result in large settlement and lateral displacement, which affecting the speed, comfort and safety. The treatment methods include: displacement, consolidation, geosynthetics, etc. These methods are economic, safe, and can get satisfactory result.