Research on Stress Analysis and Control of Surrounding Rock of Trapezoidal Roadways Based on Complex Variable Theory

<div>Combined support scheme for trapezoidal roadway. (a) Sectional drawing of joint support scheme. (b) Two-sidewall plan of joint support plan.</div>

Shock and Vibration

fig9

Figure 9

Figure 9: Research on Stress Analysis and Control of Surrounding Rock of Trapezoidal Roadways Based on Complex Variable Theory 