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Keywords: blasting
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Proceedings Papers

Paper presented at the ISRM Regional Symposium - 12th Asian Rock Mechanics Symposium, November 22–26, 2022
Paper Number: ISRM-ARMS12-2022-009
... Abstract Blasting operation is performed to fracture and break rock into pieces for construction and aggregate processing. Bench height to burden ratio, also known as stiffness ratio, is an important blast parameter influencing rock fragmentation. This study aims to investigate the effect...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - 11th Asian Rock Mechanics Symposium, October 21–25, 2021
Paper Number: ISRM-ARMS11-2021-542
... Abstract The dynamic response of rock stratum in a small-spacing tunnel under a blasting load is studied based on field vibration monitoring of the drilling and blasting excavation of a small-spacing tunnel in the WenLing city railway S1 section. The vibration velocity spectrum, amplitude...

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