State Route 128 over Header Draw
Fair Condition126 years old2,650 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 04-son-128-5.26 |
| Carries | State Route 128 |
| Crosses | Header Draw |
| Coordinates | 38.71014, -122.89891 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 26.6 ft (8.1 m) |
| Deck Area | 61.6 sq m |
| Main Spans | 2 |
| Year Built | 1900 |
Traffic
| Avg Daily Traffic | 2,650 (2014) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20 0037 |