Birch ST over State Route 73
Fair Condition41 years old10,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-073-r25.46-nptb |
| Carries | Birch ST |
| Crosses | State Route 73 |
| Coordinates | 33.66087, -117.87338 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 266.4 ft (81.2 m) |
| Max Span | 132.9 ft (40.5 m) |
| Deck Width | 107.6 ft (32.8 m) |
| Deck Area | 2663.4 sq m |
| Main Spans | 2 |
| Year Built | 1985 (reconstructed 1998) |
Traffic
| Avg Daily Traffic | 10,000 (2014) |
| Truck Traffic | 1% |
| Lanes On Bridge | 7 |
| Lanes Under Bridge | 7 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55 0636 |