N4550 over Whitegrass Creek
Good Condition29 years old70 vehicles/day
Location
| State | Oklahoma |
| County | McCurtain |
| Location | 1.4 S Iron Stob Corner |
| Carries | N4550 |
| Crosses | Whitegrass Creek |
| Coordinates | 33.87431, -94.94678 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 55.4 ft (16.9 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 143.7 sq m |
| Main Spans | 1 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 70 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 108510000000000 |