Research Article
Simplified Analytical Method for Optimized Initial Shape Analysis of Self-Anchored Suspension Bridges and Its Verification
Table 6
Nodal coordinates and displacements at points on the main cable obtained by G.TCUD, SAM, and ULMs.
| Node number | (m) G.TCUD [8] | (m) G.TCUD [8] | (mm) ULM(G) [8] | (mm) ULM(G) [8] | (mm) SAM | (mm) SAM | (mm) ULM(S) | (mm) ULM(S) | Remarks |
| 1 | 0.000 | 0.000 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Anchor point | 192 | 125.0 | 23.589 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 201 | 250.0 | 60.410 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 210 | 375.0 | 110.744 | 0.0 | 0.0 | 0.0 | −0.1 | 0.0 | 0.0 |
| 170 | 500.0 | 175.000 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Tower saddle | 226 | 600.0 | 128.592 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | −0.1 | 234 | 700.0 | 90.998 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | −0.4 | 242 | 800.0 | 61.993 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | −0.7 | 250 | 900.0 | 41.400 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | −0.9 | 258 |
1000.0 | 29.094 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | −1.0 |
| 266 | 1100.0 | 25.000 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | −1.0 | Sag point | 274 | 1200.0 | 29.094 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | −0.9 | 282 | 1300.0 | 41.400 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | −0.8 | 290 | 1400.0 | 61.993 | 0.0 | 0.0 | 0.0 | 0.1 | −0.1 | −0.6 | 298 | 1500.0 | 90.998 | 0.0 | 0.0 | 0.0 | 0.1 | −0.1 | −0.3 | 306 | 1600.0 | 128.592 | 0.0 | 0.0 | 0.0 | 0.1 | −0.2 | −0.1 |
| 177 | 1700.0 | 175.000 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Tower saddle | 322 | 1825.0 | 110.744 | 0.0 | 0.0 | 0.0 | −0.1 | 0.1 | 0.0 | 331 | 1950.0 | 60.410 | 0.0 | 0.0 | 0.0 | −0.1 | 0.1 | 0.0 | 340 | 2075.0 | 23.589 | 0.0 | 0.0 | 0.0 | −0.1 | 0.0 | 0.0 |
| 169 | 2200.0 | 0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Anchor point |
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