Unity Avenue over Branch Of Silver Creek
Poor Condition66 years old21 vehicles/day
Location
| State | Iowa |
| County | Howard |
| Location | 099110902 |
| Carries | Unity Avenue |
| Crosses | Branch Of Silver Creek |
| Coordinates | 43.40428, -92.15983 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 7 (Good) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Culvert |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Area | 69.2 sq m |
| Main Spans | 3 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 21 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000364530 |