State Route 29 NB over Napa Creek
Good Condition77 years old33,500 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 04-nap-029-11.65-nap |
| Carries | State Route 29 NB |
| Crosses | Napa Creek |
| Coordinates | 38.30127, -122.30289 |
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 | Slab |
| Total Length | 107.9 ft (32.9 m) |
| Max Span | 44.9 ft (13.7 m) |
| Deck Width | 64.0 ft (19.5 m) |
| Deck Area | 641.5 sq m |
| Main Spans | 3 |
| Year Built | 1949 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 33,500 (2017) |
| Truck Traffic | 6% |
| Lanes On Bridge | 3 |
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 0022R |