State Route 29 over Garnett Creek
Poor Condition124 years old12,000 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 04-nap-029-39.08 |
| Carries | State Route 29 |
| Crosses | Garnett Creek |
| Coordinates | 38.60334, -122.58878 |
Condition Ratings
| Overall Condition | Poor |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 3 (Serious) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 75.8 ft (23.1 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 159.4 sq m |
| Main Spans | 3 |
| Year Built | 1902 (reconstructed 1955) |
Traffic
| Avg Daily Traffic | 12,000 (2017) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 21 0005 |