Mo 21 S over Old Mines CR
Fair Condition93 years old7,409 vehicles/day
Location
| State | Missouri |
| County | Washington |
| Location | S 3039 T 38 N R 2 E |
| Carries | Mo 21 S |
| Crosses | Old Mines CR |
| Coordinates | 38.00897, -90.76036 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 27.6 ft (8.4 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 38.7 ft (11.8 m) |
| Deck Area | 99.1 sq m |
| Main Spans | 2 |
| Year Built | 1933 |
Traffic
| Avg Daily Traffic | 7,409 (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 | 5784 |