US 30 over Salt Creek
Good Condition37 years old4,510 vehicles/day
Location
| State | Iowa |
| County | Tama |
| Location | 0.8 Mi. W Of Jct. Ia 21 |
| Carries | US 30 |
| Crosses | Salt Creek |
| Coordinates | 41.96400, -92.31408 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 409.1 ft (124.7 m) |
| Max Span | 82.0 ft (25 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 1783.2 sq m |
| Main Spans | 5 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 4,510 (2022) |
| Truck Traffic | 27% |
| 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 | 000000000049541 |