Mo 21 S over Mattese CR
Poor Condition59 years old25,160 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 1988 T 44 N R 6 E |
| Carries | Mo 21 S |
| Crosses | Mattese CR |
| Coordinates | 38.51436, -90.36969 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 31.8 ft (9.7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 242.5 sq m |
| Main Spans | 3 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 25,160 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 956 |