Advances in Civil Engineering / 2019 / Article / Fig 3

Research Article

Optimization Method for Solving the Reasonable Arch Axis of Long-Span CFST Arch Bridges

Figure 3

Simplified calculation model of the main tube. (a) Simplified structural diagram of the main tube. (b) Simplified bending moment diagram of the main tube. (c) Adjustment value of node . (d) Equivalent concentrating force of node .
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