Sir Francis Drake over Lagunitas Creek
Poor Condition62 years old25,582 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 1.9 Mi E SR 1 At Olema |
| Carries | Sir Francis Drake |
| Crosses | Lagunitas Creek |
| Coordinates | 38.04984, -122.76007 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 192.9 ft (58.8 m) |
| Max Span | 76.1 ft (23.2 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 793.8 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 25,582 (2018) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 27C0018 |