N4720 over Ben Knight Trib. Creek
Fair Condition88 years old75 vehicles/day
Location
| State | Oklahoma |
| County | Adair |
| Location | 1w 2s Of US 59 |
| Carries | N4720 |
| Crosses | Ben Knight Trib. Creek |
| Coordinates | 35.98473, -94.60159 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 25.6 ft (7.8 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 61.6 sq m |
| Main Spans | 2 |
| Year Built | 1938 |
Traffic
| Avg Daily Traffic | 75 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 055570000000000 |