Calculation Method of Underground Cavern Loosening Pressure Based on Limit Analysis Using Upper-Bound Theory and Its Engineering Application

<div>The velocity field schematic diagram of the ringent trumpet-shaped loosening zone.</div>

Mathematical Problems in Engineering

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Figure 2

Figure 2: Calculation Method of Underground Cavern Loosening Pressure Based on Limit Analysis Using Upper-Bound Theory and Its Engineering Application 

Figure 2 | Calculation Method of Underground Cavern Loosening Pressure Based on Limit Analysis Using Upper-Bound Theory and Its Engineering Application 