State Route 99 over Nance Canyon
Good Condition74 years old28,250 vehicles/day
Location
| State | California |
| County | Butte |
| Location | 03-but-099-26.14 |
| Carries | State Route 99 |
| Crosses | Nance Canyon |
| Coordinates | 39.66677, -121.74493 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 89.9 ft (27.4 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 126.6 ft (38.6 m) |
| Deck Area | 1057.6 sq m |
| Main Spans | 3 |
| Year Built | 1952 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 28,250 (2009) |
| Truck Traffic | 10% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 521 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 12 0129 |