Sb39/sb405 On-ramp over Route 405
Good Condition2 years old9,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-405-16.52-hntb |
| Carries | Sb39/sb405 On-ramp |
| Crosses | Route 405 |
| Coordinates | 33.73194, -117.98906 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 222.4 ft (67.8 m) |
| Max Span | 111.2 ft (33.9 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 806.8 sq m |
| Main Spans | 2 |
| Year Built | 2024 |
Traffic
| Avg Daily Traffic | 9,000 (2024) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 10 |
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 1133F |