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基础工程施工时,基坑开挖如采用放坡,为了保证不使士体因风干、日晒而开裂脱落,雨季受水冲刷而滑落及土体受雨水浸泡变软而出现滑坡等现象,对土坡需采取相应的防护措施。传统的护坡方法有泥浆护坡、白灰砂浆护坡及水泥砂浆护坡等。但是由于泥浆干后其强度、凝聚力等均不高,雨季到来,经受不了雨水冲刷,难以达到护坡目的,白灰砂浆系统又属气硬性建筑
In the construction of foundation works, if the excavation of foundation pits is used for grading, in order to ensure that the corps will not be cracked and fell off due to air drying or sun exposure, the rainy season will be washed out by the water, and the soil will be softened by the rain and landslide will occur. Soil slopes need to take appropriate protective measures. The traditional slope protection methods include mud slope protection, white lime mortar slope protection, and cement mortar slope protection. However, since the mud is dry, its strength and cohesive force are not high. The arrival of the rainy season cannot withstand the rain erosion and it is difficult to achieve the purpose of slope protection. The white-gray mortar system is a gas-hard construction.