Interstate 280 over Farm Hill Boulevard
Poor Condition57 years old50,000 vehicles/day
Location
| State | California |
| County | San Mateo |
| Location | 04-sm-280-r4.65-wds |
| Carries | Interstate 280 |
| Crosses | Farm Hill Boulevard |
| Coordinates | 37.44370, -122.26324 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 244.8 ft (74.6 m) |
| Max Span | 121.7 ft (37.1 m) |
| Deck Width | 69.6 ft (21.2 m) |
| Deck Area | 1581.5 sq m |
| Main Spans | 2 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 50,000 (2009) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 35 0230L |