Old Redwood HWY over Laguna De Santa Rosa
Poor Condition70 years old9,800 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | Commerce BLVD |
| Carries | Old Redwood HWY |
| Crosses | Laguna De Santa Rosa |
| Coordinates | 38.33578, -122.71225 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 83.2 sq m |
| Main Spans | 2 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 9,800 (2015) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0067 |