Creep Mechanical Properties of Granite under Combined Axial Compression and Water Pressure and Support Characteristics of Surrounding Rock

Table 2

Conventional mechanical parameters of specimen.

Specimen number	Peak strength (MPa)	Average strength (MPa)	Elastic modulus (GPa)	Average modulus (GPa)
Y-1	164.64	156.77	56.14	54.40
Y-2	157.08		—
Y-3	148.58		52.66
Y-4	159.51	169.10	55.80	58.13
Y-5	177.15		59.47
Y-6	170.65		59.12