County Hiway 3912 over I-29/COLFAX Interchange
Good Condition53 years old530 vehicles/day
Location
| State | North Dakota |
| County | Richland |
| Location | 11 South Of Nd 46 |
| Carries | County Hiway 3912 |
| Crosses | I-29/COLFAX Interchange |
| Coordinates | 46.47092, -96.83082 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 234.9 ft (71.6 m) |
| Max Span | 117.1 ft (35.7 m) |
| Deck Width | 38.4 ft (11.7 m) |
| Deck Area | 837.7 sq m |
| Main Spans | 2 |
| Year Built | 1973 (reconstructed 2003) |
Traffic
| Avg Daily Traffic | 530 (2019) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0029037043 |