State Route 1 over Stemple Creek
Fair Condition44 years old1,100 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 04-mrn-001-47.41 |
| Carries | State Route 1 |
| Crosses | Stemple Creek |
| Coordinates | 38.27007, -122.90229 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 210.0 ft (64 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 691.2 sq m |
| Main Spans | 7 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 1,100 (2021) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 27 0027 |