Nd Highway 18 over Maple River
Good Condition41 years old700 vehicles/day
Location
| State | North Dakota |
| County | Cass |
| Location | 8 North Of Leonard |
| Carries | Nd Highway 18 |
| Crosses | Maple River |
| Coordinates | 46.75417, -97.22124 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Single/Spread |
| Total Length | 321.5 ft (98 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 38.4 ft (11.7 m) |
| Deck Area | 1146.6 sq m |
| Main Spans | 5 |
| Year Built | 1985 (reconstructed 2002) |
Traffic
| Avg Daily Traffic | 700 (2019) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0018064955 |