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一、前言 我国铁路有的建设在山区,由于建设的时间不同,地质地貌的不同,边坡的石质及各地区的气候条件不同等因素,在大自然的作用下,边坡的石质也以不同的速度发生不同程度的分化,这就导致了边坡落石或塌方的发生。 在我国南方的铁路,这一现象主要发生在雨季,而在北方铁路除了雨季之外,还有春融、秋冻时期。在春融和秋冻时期,白天冰、
I. Introduction Some of China’s railway construction in the mountains, due to the different construction time, the different geology and geomorphology, the slope of the rock and the climatic conditions in different regions and other factors, under the action of nature, the slope of the stony Different degrees of differentiation occur at different speeds, which leads to the occurrence of rockfall or landslide in the slope. In our country’s southern railways, this phenomenon mainly occurs in the rainy season, while in the northern railways, apart from the rainy season, there are also the periods of spring melting and autumn freezing. In the spring melt and autumn freeze period, during the day ice,