BasaltHidden jointμDFN–FDEMSize effectTensile mechanical behaviorFailure mechanismA DFN–FDEM model was used to characterize the basalt containing hidden cracks.The REV size of the tensile strength of basalt rock blocks was determined.The size effect of the tensile mechanical behaviors of basalt was...
Subsequently, a synthetic rock mass (SRM) method comprising a discrete fracture network (DFN) model and a combined finite-discrete element method (FDEM) model was used to characterize the basalt rock block with hidden joints. The scale dependences of the mechanical behaviors of the block were ...