Overall Stability Analysis of Xiluodu High Arch Dam Based on Fine Three-Dimension Numerical Modeling

Table 6

Characteristic stress value and position of the arch dam under basic load combination (unit: MPa).

Condition	Upstream surface		Downstream surface		Dam toe
	Maximum tensile stress	Maximum compressive stress	Maximum tensile stress	Left abutment maximum compressive stress	Right abutment maximum compressive stress	Maximum compressive stress
Condition 4	−0.115 (▽610 m)	8.426 (▽500 m)	−1.119 (▽475 m)	14.794 (▽375 m)	14.632 (▽375 m)	9.986
Condition 5	−0.373 (▽335 m)	5.317 (▽440 m)	0	16.025 (▽370 m)	15.941 (▽370 m)	11.537
Condition 10	0	2.468 (▽410 m)	−0.438 (▽450 m)	11.895 (▽355 m)	11.560 (▽355 m)	9.268
Condition 11	−0.168 (▽610 m)	5.623 (▽410 m)	−0.269 (▽450 m)	9.893 (▽355 m)	9.658 (▽355 m)	7.183

Note. “-“ means tensile stress and “+” means compressive stress.