Deformation Characterisation and Distress Diagnosis of a Metro Shield Tunnel by Adjacent Constructions

Table 5

Relationships among the curvature radius, joint opening, bolt stress, and joint moment.

Curvature radius (m)	19000	15000	14429	3600	1800	1200	176
Joint opening (mm)	0.33	0.48	0.5	2	4	6	38.56
Bolt stresses (MPa)	170	208	240	247	255	263	400
Joint moments (kN•m)	21.29	26.32	29.87	30.82	31.79	32.77	49.41