State Route 22 over Santiago Creek
Good Condition59 years old144,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-022-r11.70-ora |
| Carries | State Route 22 |
| Crosses | Santiago Creek |
| Coordinates | 33.77634, -117.85563 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 272.0 ft (82.9 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 150.9 ft (46 m) |
| Deck Area | 3813.4 sq m |
| Main Spans | 4 |
| Year Built | 1967 (reconstructed 2007) |
Traffic
| Avg Daily Traffic | 144,000 (2017) |
| Truck Traffic | 4% |
| Lanes On Bridge | 8 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55 0381 |