County RD #412 over Twelve Mile CR
Poor Condition41 years old20 vehicles/day
Location
| State | Missouri |
| County | Madison |
| Location | S 12 T 31 N R 6 E |
| Carries | County RD #412 |
| Crosses | Twelve Mile CR |
| Coordinates | 37.38229, -90.33832 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 4 (Poor) |
| Culvert | 4 (Poor) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 36.1 ft (11 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 12.1 ft (3.7 m) |
| Deck Area | 40.7 sq m |
| Main Spans | 3 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 20 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 23520 |