Irrsr Nd Hiway 24 over Porcupine Creek
Fair Condition63 years old1,740 vehicles/day
Location
| State | North Dakota |
| County | Sioux |
| Location | 5 North Of Fort Yates |
| Carries | Irrsr Nd Hiway 24 |
| Crosses | Porcupine Creek |
| Coordinates | 46.16713, -100.68343 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 200.1 ft (61 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 658.8 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 1,740 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0024015004 |