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雨季就来了,山洪危害怎么防止,这是山区群众关心的问题,现在把山西省的群众几年来防治山洪的经验介绍如下:(一)山坡滑塌可以预防在风化石层地带的坡面梯田,或陡峻的土崖上,都容易在雨季发生溜坡的现象(如图1)。原因多半是由于上边的浸水不能及时排出,水份积聚,内部容易滑动,或者因为坡脚被洪水冲坏,以致坍塌。在山坡滑塌以前,一般都有预兆。如发现梯田里的陷穴、豁口或地表裂缝并逐渐扩大,就是一种予兆。汛
Now that the rainy season has come, how can the flood damage be prevented? This is a concern for the masses in the mountains. Now, the experiences of the masses in Shanxi Province in combating floods in recent years are described below: (1) Sloping slopes can prevent the slope terraces in the weathered stratum , Or steep cliffs, are prone to slippery phenomenon in the rainy season (Figure 1). Most of the reason is due to the top of the water can not be discharged in time, water accumulation, easy to slide within, or because the slope foot was flood damage, resulting in collapse. Before the landslide, there is usually a warning sign. If found in the terraces pits, gaps or cracks in the ground and gradually expanded, is a sign. flood