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Experimental simulation investigation of influence of depth on spalling characteristics in circular hard rock tunnel
A series of true-triaxial compression tests were performed on red sandstone cubic specimens with a circular hole to investigate the influence of...
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A three-dimensional matching localization algorithm based on helix triangular pyramid array
On the eve of the occurrence of geological hazards, part of the rock and soil body begins to burst, rub, and fracture, generating infrasound signals...
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Collapse mode of rock mass induced by a concealed karst cave above a deep cavity
Reliable prediction of the potential collapse region of rock mass is a key challenge for deep underground cavity excavation, especially if a...