Table 5: The difference of downstream displacement in the direction perpendicular, along river obtained from various feedback analysis methods (analysis case  2, unit: mm).

Analysis caseEL (m)Between generalized least squares and design Between D-ACO and design
Right arch sideArch crownLeft arch sideRight arch sideArch crownLeft arch side

Case  221850.61.113.80.41.20.50.61.49.20.60.8−0.3
21481.5−0.914.50.41.70.71.9−0.810.70.61.4−0.1
21192.3−1.112.70.32.40.82.8−19.60.52.10.2
21002.6−1.111.10.22.70.83.1−0.98.60.42.30.2
20753.1−18.30.12.40.63−0.36.70.31.7−0.3
20502.7−0.65.30.12.40.62.804.50.21.9−0.1
20352.1−0.33.2020.42.20.22.80.11.70
20301.9−0.12.601.90.41.70.52.20.11.50.1
Max. value3.1−1.114.10.52.70.83−0.59.50.72.30.2