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《Journal of Geological Hazards and Environment Preservation》 2003-02
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STUDY ON UNLOADING ZONES IN LEFT ABUTMENT GOCKMASS AT DAM REGION OF SOME HYDROPOWER

LI Yong, NIE De-xin, REN Guang-ming (Chengdu Univsertity of Technology, Chengdu 610059,China)  
The left abutment of a hydropower dam, located in the Southwest of China, is composed of Emei basalt in which unloading is developed. In this article, different indexes such as facture quantity?wave velocity are used in dividing the rockmass in the left abutment into strong and weak unloading zones based on the generation and characteristic of unloading zones. It offers the warranty for engineering design.
【CateGory Index】: TV223.3
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