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

Figure 12

Horizontal strain of measuring points when the cumulative duration is 539 to 550 mins; (a) R01, R02, and R03; (b) F01, F02, and F03; (c) LS01, LS02, and LS03; and (d) RS01, RS02, and RS03.

(a)

(b)

(c)

(d)