The Stability of Gob-Side Entry Retaining in a High-Gas-Risk Mine

Table 1

The basic parameters of the No. 18205 working face.

Basic parameters	Value (unit)	Basic parameters	Value (unit)
ML	8 MN·m	γ	2.5 × 10^4 N/m^3
M0	0 MN·m	H	340 m
q0	5 × 10^5 N/m	A	0.8
q	1 × 10^6 N/m	k	2
C0	2.05 MPa	Lm	210 m
φ0	28°	b	23 m
PX	0.0375 MPa	c	5.5 m
h	4 m	d	2.5 m
M	3.0 m