Sumac Road over Silver Creek
Good Condition18 years old34 vehicles/day
Location
| State | Iowa |
| County | Pottawattamie |
| Location | 077403301 |
| Carries | Sumac Road |
| Crosses | Silver Creek |
| Coordinates | 41.43332, -95.44687 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 166.0 ft (50.6 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 379.5 sq m |
| Main Spans | 3 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 34 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000290011 |