460th Street over Graybill Creek
Fair Condition42 years old50 vehicles/day
Location
| State | Iowa |
| County | Pottawattamie |
| Location | 076391402 |
| Carries | 460th Street |
| Crosses | Graybill Creek |
| Coordinates | 41.38289, -95.30849 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 83.3 sq m |
| Main Spans | 2 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 50 (2021) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000287541 |