IRR N4520 over Creek
Fair Condition91 years old125 vehicles/day
Location
| State | Oklahoma |
| County | Ottawa |
| Location | 1.0 E. & 1.4 S. Of Afton |
| Carries | IRR N4520 |
| Crosses | Creek |
| Coordinates | 36.67374, -94.94536 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 29.5 ft (9 m) |
| Deck Area | 60.3 sq m |
| Main Spans | 1 |
| Year Built | 1935 (reconstructed 2004) |
Traffic
| Avg Daily Traffic | 125 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 042480000000000 |