A Study on Cut Blasting with Large Diameter Charges in Hard Rock Roadways

To overcome the problems of poor cutting effects in hard rock roadways, a cut blasting technique with large diameter charges was developed; that is, the cut holes employ 50 mm diameter blast holes and 45 mm diameter explosive sticks, while the other holes adopt 42 mm diameter blast holes and 35 mm d...

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Bibliographic Details
Main Authors: Bing Cheng, Haibo Wang, Qi Zong, Ying Xu, MengXiang Wang, Qiangqiang Zheng, Chengjie Li
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Advances in Civil Engineering
Online Access:http://dx.doi.org/10.1155/2020/8873412
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