James S Mcdonnell over Is 270
Fair Condition24 years old16,444 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 278 T 47 N R 3 E |
| Carries | James S Mcdonnell |
| Crosses | Is 270 |
| Coordinates | 38.77781, -90.38927 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 192.9 ft (58.8 m) |
| Max Span | 96.5 ft (29.4 m) |
| Deck Width | 135.2 ft (41.2 m) |
| Deck Area | 2422.6 sq m |
| Main Spans | 2 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 16,444 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 9 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 29117 |