Aiming at the stability of the expressway,the stability analysis and reinforcement technique are studied.Firstly,the analysis method of high slope stability is introduced,including soil mechanical parameter test,geological exploration and numerical simulation.Then,the soil nail reinforcement method is a common reinforcement technique,and its principle and application scope are discussed in detail.Finally,the effectiveness of the stability of high slope.This study has important reference significance for the design and construction of high highway slopes.
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