State Route 99 over Butler Slough
Good Condition102 years old9,300 vehicles/day
Location
| State | California |
| County | Tehama |
| Location | 02-teh-099-19.54 |
| Carries | State Route 99 |
| Crosses | Butler Slough |
| Coordinates | 40.12804, -122.12217 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 54.8 ft (16.7 m) |
| Deck Area | 611.2 sq m |
| Main Spans | 4 |
| Year Built | 1924 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 9,300 (2015) |
| Truck Traffic | 14% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 08 0013 |