South Duncan Bypas over U.s. 81 Under
Good Condition8 years old1,570 vehicles/day
Location
| State | Oklahoma |
| County | Stephens |
| Location | 7.2 N S.h. 53 |
| Carries | South Duncan Bypas |
| Crosses | U.s. 81 Under |
| Coordinates | 34.47017, -97.97237 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 9 (Excellent) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 419.9 ft (128 m) |
| Max Span | 180.1 ft (54.9 m) |
| Deck Width | 41.0 ft (12.5 m) |
| Deck Area | 1,600 sq m |
| Main Spans | 3 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 1,570 (2022) |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 301350000000000 |