Silverado Trail over Dutch Henry Creek
Fair Condition88 years old4,310 vehicles/day
Location
| State | California |
| County | Napa |
| Location | .4 Mi N/o Larkmead Lane |
| Carries | Silverado Trail |
| Crosses | Dutch Henry Creek |
| Coordinates | 38.57678, -122.51952 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 36.4 ft (11.1 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 142.1 sq m |
| Main Spans | 4 |
| Year Built | 1938 (reconstructed 1976) |
Traffic
| Avg Daily Traffic | 4,310 (2005) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21C0030 |