347th ST over I-80
Fair Condition60 years old103 vehicles/day
Location
| State | Iowa |
| County | Dallas |
| Location | 1.2 Mi. W Of Jct. US 169 |
| Carries | 347th ST |
| Crosses | I-80 |
| Coordinates | 41.53524, -94.03577 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 292.0 ft (89 m) |
| Max Span | 83.0 ft (25.3 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 872.2 sq m |
| Main Spans | 4 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 103 (2022) |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000022270 |