Stability Analysis of Neighborhood Tunnels with Large Section Constructed in Steeply Jointed Rock Mass

Table 6

Maxima of structure force or stress.

Case no.	Rock anchor force (kN)		Shot concrete stress (MPa)
	Tension	Compressive	Compressive	Tension
1	79.08	49.97	10.26	0.44
2	58.44	41.68	9.12	0.47
3	97.53	65.75	8.12	0.38
4	98.98	50.47	8.23	0.32