Swallow over Shellrock River Trib
Fair Condition109 years old35 vehicles/day
Location
| State | Iowa |
| County | Worth |
| Location | 098191803 |
| Carries | Swallow |
| Crosses | Shellrock River Trib |
| Coordinates | 43.31314, -93.13007 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 19.7 ft (6 m) |
| Deck Area | 49.2 sq m |
| Main Spans | 1 |
| Year Built | 1917 |
Traffic
| Avg Daily Traffic | 35 (2022) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000000000355490 |