State Route 166 over California Aqueduct
Poor Condition58 years old2,100 vehicles/day
Location
| State | California |
| County | Kern |
| Location | 06-ker-166-17.44 |
| Carries | State Route 166 |
| Crosses | California Aqueduct |
| Coordinates | 35.05893, -119.09339 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 394.0 ft (120.1 m) |
| Max Span | 160.1 ft (48.8 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 1537.3 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 2,100 (2009) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 50 0323 |