Irrsr Nd Hiway 31 over Cannonball River
Good Condition12 years old260 vehicles/day
Location
| State | North Dakota |
| County | Grant |
| Location | 13 North Of Sd Border |
| Carries | Irrsr Nd Hiway 31 |
| Crosses | Cannonball River |
| Coordinates | 46.12650, -101.33282 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 317.9 ft (96.9 m) |
| Max Span | 106.3 ft (32.4 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 1017.5 sq m |
| Main Spans | 3 |
| Year Built | 2014 |
Traffic
| Avg Daily Traffic | 260 (2019) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 0031012802 |