52nd Avenue over Heart River
Poor Condition99 years old20 vehicles/day
Location
| State | North Dakota |
| County | Grant |
| Location | 10 North 2 East Of Carson |
| Carries | 52nd Avenue |
| Crosses | Heart River |
| Coordinates | 46.58058, -101.51419 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 3 (Serious) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 122.0 ft (37.2 m) |
| Max Span | 90.9 ft (27.7 m) |
| Deck Width | 18.4 ft (5.6 m) |
| Deck Area | 208.3 sq m |
| Main Spans | 1 |
| Year Built | 1927 |
Traffic
| Avg Daily Traffic | 20 (2018) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000019128100 |