312th ST over Mud Creek
Good Condition15 years old80 vehicles/day
Location
| State | Iowa |
| County | Henry |
| Location | 070052203 |
| Carries | 312th ST |
| Crosses | Mud Creek |
| Coordinates | 40.85134, -91.42007 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 92.8 ft (28.3 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 285.8 sq m |
| Main Spans | 3 |
| Year Built | 2011 |
Traffic
| Avg Daily Traffic | 80 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000179941 |