Experimental Study on the Creep Characteristics of Cemented Backfill in a Goaf under Water Pressure

Figure 8

Equipment and operation details. (a) YRQ-1000 rock immersion-air-drying cyclic load rheometer. (b) YRQ-1000 rock immersion-air-drying cyclic load rheometer. (c) Putting the sample into the pressure chamber. (d) Axial loading.

(a)

(b)

(c)

(d)