Study on Classification and Regulation for Defects on Railway Tunnel

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Abstract:

Quality defects and diseases will happen to railway tunnel after it in operation four to five years later, such as lining split, water leakage and landslide of second lining. Based on the case of Goujiagou tunnel located at Ⅳ surrounding rock with mudstone and sandstone, the regulation for this tunnel is put forward; the causes and characteristics of all kinds of defects are analyzed by studying on the particularity of railway tunnel construction. Based on different extend of injury, the classification of the same type defect is proposed. Research results indicate that the regulation design is feasible and the treating technique is appropriate by using new technology, methods and materials. The results will provide reference to design for the same type tunnel regulation.

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1207-1211

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July 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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