State Route 91 over Gypsum Canyon RD
Good Condition55 years old290,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-091-r16.40-ana |
| Carries | State Route 91 |
| Crosses | Gypsum Canyon RD |
| Coordinates | 33.86654, -117.71159 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 128.9 ft (39.3 m) |
| Max Span | 125.0 ft (38.1 m) |
| Deck Width | 228.0 ft (69.5 m) |
| Deck Area | 2731.3 sq m |
| Main Spans | 1 |
| Year Built | 1971 (reconstructed 1994) |
Traffic
| Avg Daily Traffic | 290,000 (2020) |
| Truck Traffic | 8% |
| Lanes On Bridge | 14 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55 0506 |