Petrified Forst RD over Cyrus Creek
Good Condition37 years old9,783 vehicles/day
Location
| State | California |
| County | Napa |
| Location | 0.5 Mi W Of SR 128 |
| Carries | Petrified Forst RD |
| Crosses | Cyrus Creek |
| Coordinates | 38.57821, -122.60546 |
Condition Ratings
| Overall Condition | Good |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 62.3 sq m |
| Main Spans | 1 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 9,783 (2014) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 821 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21C0119 |