State Route 185 over Arroyo Viejo
Good Condition57 years old25,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-185-8.64-oak |
| Carries | State Route 185 |
| Crosses | Arroyo Viejo |
| Coordinates | 37.75780, -122.18384 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 93.5 ft (28.5 m) |
| Deck Area | 190.9 sq m |
| Main Spans | 2 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 25,000 (2009) |
| Truck Traffic | 1% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | November 2022 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 33 0109 |