Mill Creek RD over Mill Creek
Fair Condition69 years old600 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 3.1 Mi W Of Westside RD |
| Carries | Mill Creek RD |
| Crosses | Mill Creek |
| Coordinates | 38.58666, -122.93111 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 103.0 ft (31.4 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 273.2 sq m |
| Main Spans | 3 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 600 (2015) |
| Truck Traffic | 1% |
| 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 | 20C0348 |