Mo 340 W over Cst Chesterfield PKWY
Poor Condition36 years old22,693 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 2002 T 45 N R 4 E |
| Carries | Mo 340 W |
| Crosses | Cst Chesterfield PKWY |
| Coordinates | 38.64757, -90.56347 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 172.9 ft (52.7 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 49.5 ft (15.1 m) |
| Deck Area | 795.8 sq m |
| Main Spans | 3 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 22,693 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 3815 |