Dynamic Response Characteristics of the Structures under Excavation by High-Efficiency Blasting in the Urban Ultradeep Foundation Pit

Table 4

Rock material parameters.

Variable	Mass density (RO)	Young’s modulus (E)	Poisson’s ratio (PR)	Yield stress (SIGY)
Units	kg/m³	GPa	—	GPa
Value	2430	48.3	0.26	3.0E − 2