Mexico RD over Dardenne CR
Fair Condition38 years old22,000 vehicles/day
Location
| State | Missouri |
| County | St. Charles |
| Location | S 1738 T 47 N R 3 E |
| Carries | Mexico RD |
| Crosses | Dardenne CR |
| Coordinates | 38.78738, -90.64473 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 228.0 ft (69.5 m) |
| Max Span | 76.4 ft (23.3 m) |
| Deck Width | 64.6 ft (19.7 m) |
| Deck Area | 1369.2 sq m |
| Main Spans | 3 |
| Year Built | 1988 (reconstructed 2025) |
Traffic
| Avg Daily Traffic | 22,000 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 23080 |