400th Avenue over Creek
Good Condition73 years old880 vehicles/day
Location
| State | Iowa |
| County | Clinton |
| Location | 083e60702 |
| Carries | 400th Avenue |
| Crosses | Creek |
| Coordinates | 42.01472, -90.31551 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 75.9 sq m |
| Main Spans | 2 |
| Year Built | 1953 |
Traffic
| Avg Daily Traffic | 880 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000000000125630 |