Harrison ST over Br Middle River
Fair Condition77 years old62 vehicles/day
Location
| State | Iowa |
| County | Warren |
| Location | 076240907 |
| Carries | Harrison ST |
| Crosses | Br Middle River |
| Coordinates | 41.39924, -93.62267 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 87.9 ft (26.8 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 21.3 ft (6.5 m) |
| Deck Area | 174.2 sq m |
| Main Spans | 3 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 62 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000334530 |