Richardson Highway over Little Tonsina River
Fair Condition62 years old400 vehicles/day
Location
| State | Alaska |
| County | County 066 |
| Location | Mile Point 65 |
| Carries | Richardson Highway |
| Crosses | Little Tonsina River |
| Coordinates | 61.48006, -145.15338 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 22.6 ft (6.9 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 75.9 sq m |
| Main Spans | 2 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 400 (2020) |
| Truck Traffic | 33% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 4143 |