Table 4: Dam displacements in the direction along/perpendicular the river (analysis case  2, unit: mm).

Analysis caseEL (m)Design valueGeneralized least squaresD-ACO
Right arch sideArch crownLeft arch sideRight arch sideArch crownLeft arch sideRight arch sideArch crownLeft arch side

Case  221851.50.748.81.33.41.40.9−0.435.00.92.20.90.9−0.739.60.72.61.7
21484.5−2.648.61.25.32.43.0−1.734.10.83.61.72.6−1.837.90.63.92.5
21197.3−3.342.81.08.03.05.0−2.230.10.75.62.24.5−2.333.20.55.92.8
21008.7−3.537.30.79.33.26.1−2.426.20.56.62.45.6−2.628.70.37.03.0
207510.4−3.327.70.58.52.67.3−2.319.40.46.12.07.4−3.021.00.26.82.9
20509.4−2.017.90.38.42.56.7−1.412.60.26.01.96.6−2.013.40.16.52.6
20357.7−0.911.40.27.31.85.6−0.68.20.25.31.45.5−1.18.60.15.61.8
20306.9−0.49.40.26.81.55.0−0.36.80.24.91.15.2−0.97.20.15.31.4
Max. value10.4−3.549.11.49.33.27.3−2.435.00.96.62.47.4−3.039.60.77.03.0

represents displacements in the direction perpendicular the river; positive value means deformation to left abutment; represents displacements in the direction along the river; and positive value means deformation to downstream direction.