DBQ System: A Classification Method of Soft Wall Rock for Deep Tunnels
详细信息
- 责任者：Wang Zengliang (State Key Laboratory of Geo-Hazard Prevention and Geo-Environment Protection ; Chengdu University of Technology ; Chengdu 610059 ; China) ; Shi Yuchuan
- 刊名：Journal of Geological Hazards and Environment Preservation
- 出版年：2013
- 卷期：24(1)
- 关键词：隧洞 ; 围岩变形 ; adjoining rock deformation
- 页码：p.84-87
- 图表：illus., 6 tables, 9 refs.
- 分类号：1702
- issnNo：ISSN1006-4362
- isbnNo：CN51-1467/P
摘要
The DBQ system is established based on the Patton rock mass quality classification Q system and consider the effect of high terrestrial stress and low external water pressure on soft wall rock.Its application at the excavated segment of a deep tunnel in Danba shows its good applicability.
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