According to the features of the road programs, the study analyzes the features of the soil and water loss, predicts the possible soil and water loss, and mainly introduces the design for the prevention of the soil and water loss, so it is significant for protecting the engineering areas and its surrounding ecological environment.%根据公路项目特点，对工程的水土流失特征进行了分析，对可能造成的水土流失量进行了预测，并着重介绍了水土流失防治措施的设计，对保护工程区及其周围的生态环境有重要意义。
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