646 AVE over Big Nemaha River Trib
Good Condition8 years old100 vehicles/day
Location
| State | Nebraska |
| County | Richardson |
| Location | 75/n8 6e1.8n(646-707/708) |
| Carries | 646 AVE |
| Crosses | Big Nemaha River Trib |
| Coordinates | 40.08420, -95.70920 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 7.2 ft (2.2 m) |
| Deck Area | 59.5 sq m |
| Main Spans | 3 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 100 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 422 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | C007423305 |