State Route 55 over Interstate 405
Fair Condition60 years old167,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-055-r5.99-cms |
| Carries | State Route 55 |
| Crosses | Interstate 405 |
| Coordinates | 33.68702, -117.87225 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 288.1 ft (87.8 m) |
| Max Span | 102.0 ft (31.1 m) |
| Deck Width | 126.0 ft (38.4 m) |
| Deck Area | 3371.5 sq m |
| Main Spans | 4 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 167,000 (2020) |
| Truck Traffic | 2% |
| Lanes On Bridge | 9 |
| Lanes Under Bridge | 9 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55 0252 |