Advances in Civil Engineering / 2021 / Article / Tab 1

Research Article

Monitoring and Analysis of Stress Distribution of the Interaction between Rock and Backfill and the Influence of Geometric Features of the Backfill Boundary

Table 1

Parameters of the surrounding rock and backfill material.

ParametersSurrounding rock materialBackfill material

Elastic modulus1109 MPa9107 MPa
Poisson ratio0.240.23
Friction angle33°32°
Cohesion15 MPa5 MPa

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