N4020 over Cotton Creek
Fair Condition19 years old100 vehicles/day
Location
| State | Oklahoma |
| County | Washington |
| Location | 4e 2.8n Of U.s. 75 |
| Carries | N4020 |
| Crosses | Cotton Creek |
| Coordinates | 36.93800, -95.84602 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 107.6 ft (32.8 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 285.4 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 100 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 275520000000000 |