Mo 21 S over Cotter CR
Fair Condition37 years old13,304 vehicles/day
Location
| State | Missouri |
| County | Jefferson |
| Location | S 22 T 40 N R 4 W |
| Carries | Mo 21 S |
| Crosses | Cotter CR |
| Coordinates | 38.18355, -90.56142 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 199.1 ft (60.7 m) |
| Max Span | 66.6 ft (20.3 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 764.8 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 13,304 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 3612 |