A polygonal truss bridge consists of trusses with a horizontal bottom chord and a parabolic, albeit polygonal, upper chord. The chords are still separated by endposts and do not meet at the supports.
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| # | Name | Country | main span |
|---|---|---|---|
| 1 | Nijmegen Railroad Bridge | Netherlands | 225 m |
| 2 | Irvin S. Cobb Bridge | USA | 216.7000 m |
| 3 | Metropolis Bridge | USA | 216 m |
| 4 | MacArthur Bridge | USA | 197.2100 m |
| 5 | Big Four Railroad Bridge | USA | 166.8000 m |
| 6 | Easton-Phillipsburg Toll Bridge | USA | 164.6000 m |
| 7 | CSX Susquehanna River Bridge | USA | 160 m |
| 8 | Old Brownsville Bridge | USA | 158.5000 m |
| 9 | Cairo Rail Bridge | USA | 158 m |
| 10 | Old Chain of Rocks Canal Highway Bridge | USA | 141.0600 m |
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