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南水北调南阳标段的土质很特殊,是弱膨胀土和中膨胀土,文章从此处着手,根据现场的实践经验,由简到详地阐述高边坡的开挖与防护的施工过程、注意的事项以及应对措施。
The soil quality of the Nanyang section of the South-to-North Water Diversion Project is very special. It is a kind of weak expansive soil and moderately expansive soil. Starting from here, the article elaborates the construction process of high side slope excavation and protection according to the practical experience of the site. And response measures.