Tyrone Road over Tyrone Gulch Creek
Fair Condition22 years old150 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 1.8 Mi S/o Monte Rio |
| Carries | Tyrone Road |
| Crosses | Tyrone Gulch Creek |
| Coordinates | 38.44767, -122.99984 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 24.6 ft (7.5 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 41.8 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 150 (2015) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20C0532 |