Is 170 W over Cst Airport RD
Fair Condition46 years old48,777 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 2979 T 46 N R 6 E |
| Carries | Is 170 W |
| Crosses | Cst Airport RD |
| Coordinates | 38.74969, -90.33772 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 191.9 ft (58.5 m) |
| Max Span | 96.1 ft (29.3 m) |
| Deck Width | 58.7 ft (17.9 m) |
| Deck Area | 1047.2 sq m |
| Main Spans | 2 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 48,777 (2024) |
| Truck Traffic | 18% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 2566 |