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根据调查和分析， 本文总结了南方花岗岩残积层路堑边坡坡面冲蚀的特征， 包括冲蚀类型、冲蚀发育特征、冲蚀发生发展过程等三个方面； 简要分析了坡面冲蚀影响因素； 探讨了坡面冲刷临界坡度问题， 得出其临界坡度约为４３°
According to the investigation and analysis, this paper summarizes the erosion characteristics of the cut slope of the southern granite residual layer, including the types of erosion, the characteristics of erosion development and the occurrence and development of erosion. The effects of erosion on slope The critical slope of slope scouring is about 43 °