U.s. Highway 101 over Up Rr Spur
Good Condition78 years old188,000 vehicles/day
Location
| State | California |
| County | San Mateo |
| Location | 04-sm-101-21.80-ssf |
| Carries | U.s. Highway 101 |
| Crosses | Up Rr Spur |
| Coordinates | 37.65146, -122.40662 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Width | 144.0 ft (43.9 m) |
| Deck Area | 2006.2 sq m |
| Main Spans | 3 |
| Year Built | 1948 (reconstructed 1969) |
Traffic
| Avg Daily Traffic | 188,000 (2009) |
| Truck Traffic | 4% |
| Lanes On Bridge | 9 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 35 0121 |