Seismic Fortification Analysis of the Guoduo Gravity Dam in Tibet, China

Table 5

The stress and displacement results of all the typical dam profiles under analysis Cases  1 and 2.

	Max.						Min.
		Diversion dam monolith (0 + 65.40)		Diversion dam monolith (0 + 97.00)	Overflow dam monolith (0 + 127.00)	Right dam monolith (0 + 159.00)	Diversion dam monolith (0 + 65.40)	Diversion dam monolith (0 + 97.00)	Overflow dam monolith (0 + 127.00)	Right dam monolith (0 + 159.00)
Case  1	Displacement (cm)		0.652	0.697	0.648	0.575	0.128	0.143	0.124	0.141
			−0.23	−0.259	−0.293	−0.259	−0.49	−0.57	−0.679	−0.559
	Principal stress/MPa	0.3		0.2	−0.3	0.4	−1.1	−1.0	−1.0	−1.4
Case  2	Displacement (cm)		1.62	1.707	1.597	1.492	−0.376	−0.358	−0.324	−0.356
			0.1	0.084	−0.048	−0.029	−0.805	−0.858	−0.915	−0.833
	Principal stress/MPa	2.0		2.0	1.0	1.8	−1.2	−1.2	−1.0	−1.6
Case  4	Displacement (cm)		2.36	2.33	2.32	2.30	−1.72	−1.73	−1.70	−1.72
			1.09	1.08	0.96	1.10	−1.96	−1.97	−1.96	−1.98
	Principal stress/MPa	2.0		1.5	1.8	1.4	2.0	−2.0	−1.8	−1.5

Note: represents river direction and represents transverse direction (“−” denotes settlement direction).