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THE PRESENT SITUATION AND NEW ADVANCE OF DEBRIS FLOW CONTROL IN CHINA

Li Deji(Institute of Mountain Hazards and Environment,Academy of Sciences & Ministry of Water. Conservancy)  
The debris flow control in China has begun in the early of 1950s,which had gone through three periods: starting. developing and tending to be perfected. This work has been carried on from exploring to control passivly under the cordition of lacking experience and without any theory to follow to control initiativly. Summing up the experience continuously,developing the theory to being forth new ideas.At present, the study on control counter-measures of the regional debris flow has a guide effect to macroscopic policy devision of the great national construction projects. It is important for comprehensive control of debris flow to reduce disasters of cities and towns. The work has been done fruitfully. The work of caculation forcast and ieport on debris flow has got great advance, and it is being Perfected through experiment and utilize. The newest development cf the debris flow control in China express as this:the project construction has been brought forth new ideas continuously the managed work has been perfected continuously, and the new way of controlling work has been opened up continuously.
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