Experimental Study on Deformation Law of Rectangular Roadway in Horizontal Layered Rock Mass

Figure 17

Stress and displacement of roadway roof measuring points when the cumulative duration is 539 to 550 mins; (a) monitoring curve of R01, R02, and R03; and (b–d) schematic diagram of R01, R02, and R03, respectively.

(a)

(b)

(c)

(d)