US 30 over Noah Creek
Fair Condition64 years old8,800 vehicles/day
Location
| State | Iowa |
| County | Boone |
| Location | At Junction With SR R18 |
| Carries | US 30 |
| Crosses | Noah Creek |
| Coordinates | 42.03357, -93.95071 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 178.1 sq m |
| Main Spans | 2 |
| Year Built | 1962 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 8,800 (2022) |
| Truck Traffic | 13% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000015190 |