Table 3 Statistical table of key parameters’ calculation data.
Key parameters | Left bridge | Right bridge |
|---|---|---|
Rotating weight \(N\) (kN) | 56,740 | 71,040 |
Spherical radius of rotary table \(R\) (m) | 5.94 | 6.74 |
Jacking force \(P_{{1}}\) (kN) | 5079 | 3020 |
Jacking force \(P_{2}\) (kN) | 150 | 155 |
Spherical hinge friction moment \(M_{Z}\) (\({\text{kN}} \cdot {\text{m}}\)) | 9210 | 5912 |
Unbalanced moment \(M_{G}\) (\({\text{kN}} \cdot {\text{m}}\)) | 9771 | 6552 |
Eccentricity \(e_{0}\) (cm) | 17.2 | 9.2 |
Static friction coefficient \(\mu_{0}\) | 0.044 | 0.020 |
Traction force \(T\) (kN) | 176 | 110 |
Eccentricity after counterweight (cm) | 5.1 | − 0.5 |
