State Route 1 over Aliso Creek
Fair Condition100 years old36,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 12-ora-001-6.49-lgnb |
| Carries | State Route 1 |
| Crosses | Aliso Creek |
| Coordinates | 33.51114, -117.75237 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 129.9 ft (39.6 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 71.9 ft (21.9 m) |
| Deck Area | 867.2 sq m |
| Main Spans | 4 |
| Year Built | 1926 (reconstructed 1932) |
Traffic
| Avg Daily Traffic | 36,000 (2014) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 55 0003 |