Study on Mechanism of Cumulative Directional Blasting of Brittle Karst Limestone in the Guizhou Province

The theoretical analysis, mechanical test, numerical simulations, and model tests are carried out on the Taoziya tunnel in Guizhou to investigate the influence law of cumulative blasting technology on directional rock breaking and fracture propagation of brittle limestone. The penetration effect of...

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Bibliographic Details
Main Authors: Jie Hu, Yiping Zhang, Chengcheng Fang, Yusong Miao, Xin Zhao, Dengguo Liu
Format: Article
Language:English
Published: Hindawi Limited 2023-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2023/5039396