State Route 37 over Atherton Avenue
Fair Condition67 years old35,500 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 04-mrn-037-13.77 |
| Carries | State Route 37 |
| Crosses | Atherton Avenue |
| Coordinates | 38.10520, -122.51174 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 177.5 ft (54.1 m) |
| Max Span | 93.2 ft (28.4 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 670.8 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 35,500 (2021) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
| Lanes Under 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 0079R |