U.s. Highway 101 over San Antonio Creek
Good Condition7 years old96,600 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 04-mrn-101-27.53 |
| Carries | U.s. Highway 101 |
| Crosses | San Antonio Creek |
| Coordinates | 38.18367, -122.60086 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 509.8 ft (155.4 m) |
| Max Span | 154.9 ft (47.2 m) |
| Deck Width | 122.4 ft (37.3 m) |
| Deck Area | 5796.4 sq m |
| Main Spans | 4 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 96,600 (2017) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 27 0119 |