Comparative Investigation on Small-Strain Stiffness Characteristics of Undisturbed and Compacted Highly Weathered Granites at Various Densities

Table 2

Experimental schemes of RCTs.

Samples	Dry densities	Confining pressure (kPa)	Backpressure (kPa)	Effective confining pressure (kPa)
Undisturbed HWG	1.786	150, 200	100	50, 100
HWG R1	1.596	300, 400		200, 300
HWG R2	1.672	500, 600		400, 500
HWG R3	1.789	700, 800		600, 700
HWG R4	1.919	900, 1000		800, 900