State Route 166 over Branch Canyon
Poor Condition83 years old4,500 vehicles/day
Location
| State | California |
| County | Santa Barbara |
| Location | 05-sb-166-64.19 |
| Carries | State Route 166 |
| Crosses | Branch Canyon |
| Coordinates | 34.94951, -119.69344 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 56.1 ft (17.1 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 42.3 ft (12.9 m) |
| Deck Area | 220.6 sq m |
| Main Spans | 3 |
| Year Built | 1943 (reconstructed 2008) |
Traffic
| Avg Daily Traffic | 4,500 (2009) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
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 | 51 0036 |