N12 over Niobrara River
Poor Condition48 years old1,035 vehicles/day
Location
| State | Nebraska |
| County | Knox |
| Location | 1w Niobrara |
| Carries | N12 |
| Crosses | Niobrara River |
| Coordinates | 42.74740, -98.04920 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 762.1 ft (232.3 m) |
| Max Span | 130.9 ft (39.9 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 2439.2 sq m |
| Main Spans | 6 |
| Year Built | 1978 (reconstructed 2020) |
Traffic
| Avg Daily Traffic | 1,035 (2018) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S012 16027 |