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China Tunnel Academic Paper: Experimental Study of Blasting Excavation for Large Cross-Section Tunnel in Horizontal Layered Rock Mass
Experimental Study of Blasting Excavation for Large Cross-Section Tunnel in Horizontal Layered Rock Mass
Jie Mei Geotechnical and Structural Engineering Research Center, Shandong University, China
Wanzhi Zhang School of Transportation and Civil Engineering, Shandong Jiaotong University, China
Bangshu Xu Geotechnical and Structural Engineering Research Center,Shandong University, China
Yongxue Zhu China Railway Tunnel Group No.2 Co Ltd, China
Bingkun Wang China Railway Tunnel Group No.2 Co Ltd, China
https://www.researchsquare.com/article/rs-180296/v1
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https://www.researchsquare.com/article/rs-180296/v1
Experimental Study of Blasting Excavation for Large Cross-Section Tunnel in Horizontal Layered Rock Mass
www.researchsquare.comThe drilling and blasting method is still the main method in mountain tunnel excavation. For large cross-section tunnel in horizontal layered rock mass, tunnel blasting often causes serious overbreak and underbreak. In this study, blasting...