46th Avenue over Heart River
Fair Condition72 years old45 vehicles/day
Location
| State | North Dakota |
| County | Grant |
| Location | 8 East 11 North Of Carson |
| Carries | 46th Avenue |
| Crosses | Heart River |
| Coordinates | 46.60922, -101.38183 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 222.1 ft (67.7 m) |
| Max Span | 107.0 ft (32.6 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 494.2 sq m |
| Main Spans | 3 |
| Year Built | 1954 |
Traffic
| Avg Daily Traffic | 45 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000000019134080 |