58th AVE SW over Heart River
Good Condition45 years old25 vehicles/day
Location
| State | North Dakota |
| County | Grant |
| Location | 9 North 2 West Of Carson |
| Carries | 58th AVE SW |
| Crosses | Heart River |
| Coordinates | 46.57451, -101.62874 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 178.1 ft (54.3 m) |
| Max Span | 73.2 ft (22.3 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 537.6 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 25 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000019123100 |