Study on Damage Model and Damage Evolution Characteristics of Backfill with Prefabricated Fracture under Seepage-Stress Coupling

<div>Damage evolution curves of backfill under different seepage water pressures. (a) Intact backfill. (b) Backfill with prefabricated fracture.</div>

Advances in Materials Science and Engineering

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Figure 6

Figure 6: Study on Damage Model and Damage Evolution Characteristics of Backfill with Prefabricated Fracture under Seepage-Stress Coupling 