State Route 57 over Santa Ana River
Fair Condition50 years old229,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-057-11.96-ora |
| Carries | State Route 57 |
| Crosses | Santa Ana River |
| Coordinates | 33.79847, -117.87729 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 913.1 ft (278.3 m) |
| Max Span | 125.0 ft (38.1 m) |
| Deck Width | 171.9 ft (52.4 m) |
| Deck Area | 14582.9 sq m |
| Main Spans | 8 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 229,000 (2020) |
| Truck Traffic | 8% |
| Lanes On Bridge | 12 |
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 0400 |