2D SEMIMODEL OF FULL-SECTION ANCHORAGE IN THICK SOFT ROCK ROADWAY

2D Semimodel of Full-Section Anchorage in Thick Soft Rock Roadway

This paper focuses on the reinforcement effect of full-face anchorage in thick soft rock roadway.A 2D semimodel of full-face anchorage in roadway with thick surrounding soft rock was proposed firstly by transforming the confinement effect of the excavation face in the longitudinal direction as the virtual internal support force at the circumferenti

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Key Factors Affecting the Deformation and Failure of Surrounding Rock Masses in Large-Scale Underground Powerhouses

The stability of the surrounding rock masses of underground powerhouses is always emphasized during the construction period.With the general Top trends toward large-scale, complex geological conditions and the rapid construction progress of underground powerhouses, deformation and failure issues of the surrounding rock mass can emerge, putting the

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