城市道路高地下水段路基排水设计

Design of Roadbed Drainage in High Underground Water Section of Urban Road

如何解决地下水对路基的侵害,是高地下水路段道路结构设计需要认真解决的问题。该文结合东莞市常平振兴路工程,介绍了采用隔离、疏导和截流相结合的办法,设置截水盲沟、透水层、隔水层和封层进行路基排水的设计实例。

How to deal with the infraction of underground water on the roadbed is the issue required to earnestly handle in the design of road structure in the high underground water section. Taking Dongwan City Changping Zhenxing Road Project as an example, the article introduces the method of combining isolation, leading with interception, and the design case of constructing the intercepting blind drain, pervious bed, water resisting layer and confining bed for the roadbed drainage.