State Route 1 SB over Pilarcitos Creek
Good Condition72 years old14,750 vehicles/day
Location
| State | California |
| County | San Mateo |
| Location | 04-sm-001-28.92-hmby |
| Carries | State Route 1 SB |
| Crosses | Pilarcitos Creek |
| Coordinates | 37.46641, -122.43381 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 3 (Serious) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 146.7 ft (44.7 m) |
| Max Span | 58.1 ft (17.7 m) |
| Deck Width | 44.6 ft (13.6 m) |
| Deck Area | 607.9 sq m |
| Main Spans | 3 |
| Year Built | 1954 (reconstructed 1992) |
Traffic
| Avg Daily Traffic | 14,750 (2009) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 35 0139L |