IRR N4645 over Warren Branch
Poor Condition88 years old200 vehicles/day
Location
| State | Oklahoma |
| County | Ottawa |
| Location | 8.e 2.2 N Of Miami |
| Carries | IRR N4645 |
| Crosses | Warren Branch |
| Coordinates | 36.90213, -94.70720 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 92.8 ft (28.3 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 24.9 ft (7.6 m) |
| Deck Area | 215.1 sq m |
| Main Spans | 3 |
| Year Built | 1938 |
Traffic
| Avg Daily Traffic | 200 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 065120000000000 |