120th ST over Hamilton-story 1 Open Dd
Fair Condition86 years old50 vehicles/day
Location
| State | Iowa |
| County | Story |
| Location | 085241501 |
| Carries | 120th ST |
| Crosses | Hamilton-story 1 Open Dd |
| Coordinates | 42.18077, -93.63511 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 33.1 ft (10.1 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 75.9 sq m |
| Main Spans | 1 |
| Year Built | 1940 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 50 (2022) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | November 2022 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000316350 |