N57-w91 Conn Ramp over State Route 91
Fair Condition52 years old15,410 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-057-15.57-ana |
| Carries | N57-w91 Conn Ramp |
| Crosses | State Route 91 |
| Coordinates | 33.84975, -117.87551 |
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 | 255.9 ft (78 m) |
| Max Span | 127.0 ft (38.7 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 616.2 sq m |
| Main Spans | 2 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 15,410 (2014) |
| Truck Traffic | 8% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 10 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55 0446G |