Rockpile Road over Warm Springs Creek
Good Condition48 years old1,650 vehicles/day
Location
| State | California |
| County | Sonoma |
| Location | 3.5 Mi Jct Dutcher Crk RD |
| Carries | Rockpile Road |
| Crosses | Warm Springs Creek |
| Coordinates | 38.71589, -123.01792 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Truss - Deck |
| Total Length | 1788.1 ft (545 m) |
| Max Span | 752.0 ft (229.2 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 6,540 sq m |
| Main Spans | 3 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 1,650 (2011) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 20C0438 |