State Route 29 SB over Napa Creek
Good Condition62 years old33,500 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 04-nap-029-11.65-nap |
| Carries | State Route 29 SB |
| Crosses | Napa Creek |
| Coordinates | 38.30121, -122.30318 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 107.9 ft (32.9 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 39.7 ft (12.1 m) |
| Deck Area | 398.1 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 33,500 (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 not eligible for the National Register |
| Structure Number | 21 0022L |