Junipero Serra-nb1 over Interstate 280
Fair Condition61 years old6,600 vehicles/day
Location
| State | California |
| County | San Mateo |
| Location | 04-sm-001-r48.38-dlc |
| Carries | Junipero Serra-nb1 |
| Crosses | Interstate 280 |
| Coordinates | 37.70556, -122.47075 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 609.9 ft (185.9 m) |
| Max Span | 110.6 ft (33.7 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 1933.4 sq m |
| Main Spans | 7 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 6,600 (1998) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 35 0175S |