Effects of Interface Damage Resulting from the Separation of Layered Strata on Bolt Anchoring Systems

Table 1

Parameters of the anchoring system and surrounding rock mass.

/MPa	/MPa	/MPa	/MPa	/m	/mm	/mm	Δ/m
3.00 × 10^5	1.60 × 10^4	2.50 × 10^4	5.97 × 10^4	2.80	34.00	22.00	0.1
/m	/MPa	/MPa	/MPa	/MPa
0.80	0.8	8.0	0.96 × 10^4	0.57 × 10^4	0.30	0.40	4.04

Face 1111(1) of the Zhuji Mine, Huainan Mining Group, China.