Deformation Mechanism and Support Technology of Deep and High-Stress Soft Rock Roadway

Table 7

Sensitivity analysis.

Schemes	Depth below surface (m)	Lithology	Bolt strength (KN)	Shotcrete thickness (mm)
R1	156	305	104	89
R2	161	346	119	98
R3	180	361	130	100
Average R	166	337	118	95