Chambers RD over Black Jack CR
Fair Condition68 years old16,749 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 5 T 45 N R 6 E |
| Carries | Chambers RD |
| Crosses | Black Jack CR |
| Coordinates | 38.74991, -90.25192 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 71.9 ft (21.9 m) |
| Deck Area | 367.9 sq m |
| Main Spans | 1 |
| Year Built | 1958 (reconstructed 1996) |
Traffic
| Avg Daily Traffic | 16,749 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 15525 |