High-speed impact loading has a crucial effect on pore compaction and microscopic crack
evolution for shale at different confining pressure (P c). In this study, we selected the shales …

Drilling and blasting (D&B) has long been an essential technique in rock excavation,
particularly in drift mining, where it is frequently employed due to its high efficiency. As …

In order to study the application of Acoustic Full Waveform Signal analysis in blasting
damage to tunnel surrounding rock, a formula for blasting damage increment considering …

This study investigates the dynamic crack propagation mechanism in damaged rocks under
blasting excavation in complex geological conditions. A novel rock fracture analysis method …

In blasting engineering, borehole utilization is a key metric for evaluating blasting
performance. While previous studies have examined the effects of expansion space, cutting …