Interstate 405 over Prairie Avenue
Fair Condition64 years old260,800 vehicles/day
Location
| State | California |
| County | Los Angeles |
| Location | 07-la-405-16.78-tor |
| Carries | Interstate 405 |
| Crosses | Prairie Avenue |
| Coordinates | 33.87568, -118.34396 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 232.9 ft (71 m) |
| Max Span | 68.9 ft (21 m) |
| Deck Width | 140.7 ft (42.9 m) |
| Deck Area | 3045.9 sq m |
| Main Spans | 4 |
| Year Built | 1962 |
Traffic
| Avg Daily Traffic | 260,800 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 10 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 53 1228 |