Madrone RD over Sonoma Creek
Fair Condition70 years old5,000 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 0.3 Mi E Of Arnold DR |
| Carries | Madrone RD |
| Crosses | Sonoma Creek |
| Coordinates | 38.33989, -122.50796 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 161.1 ft (49.1 m) |
| Max Span | 51.8 ft (15.8 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 545.0 sq m |
| Main Spans | 3 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 5,000 (2015) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0011 |