Mo 21 S over Br Old Mines CR
Fair Condition103 years old5,370 vehicles/day
Location
| State | Missouri |
| County | Washington |
| Location | S 3039 T 39 N R 2 E |
| Carries | Mo 21 S |
| Crosses | Br Old Mines CR |
| Coordinates | 38.05886, -90.75944 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.6 ft (7.5 m) |
| Max Span | 10.2 ft (3.1 m) |
| Deck Area | 73.5 sq m |
| Main Spans | 2 |
| Year Built | 1923 (reconstructed 1933) |
Traffic
| Avg Daily Traffic | 5,370 (2024) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 4653 |