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当路表水和地下水汇集渗入路面基层以下后,如果不能及时从路基内排出,久而久之将会导致路基软化、强度下降,基层下承层的支撑能力降低,进而导致了路面的破坏。本文根据云南省已投入运营的山区高速公路路基、路面存在的各类水害问题,从水害的现象、机理及病害原因等多方面对其进行分析论述,并根据多年实践提出了针对性的处治方法。
When the surface water and groundwater pool into the ground below the grassroots level, if they can not be discharged from the embankment in time, the passage of time will lead to roadbed softening, strength decline, the grassroots support layer lower strata, which led to the destruction of the road. According to the various water hazards existing in the expressway subgrade and pavement of mountainous highway in Yunnan Province, this paper analyzes and discusses the phenomenon, mechanism and cause of the water damage, and puts forward the specific treatment method according to many years of practice .