State Route 1 over San Gabriel River
Good Condition95 years old36,400 vehicles/day
Location
| State | California |
| County | Los Angeles |
| Location | 07-la-001-0.04-lbch |
| Carries | State Route 1 |
| Crosses | San Gabriel River |
| Coordinates | 33.75154, -118.10595 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 399.0 ft (121.6 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 71.9 ft (21.9 m) |
| Deck Area | 2663.0 sq m |
| Main Spans | 7 |
| Year Built | 1931 (reconstructed 1962) |
Traffic
| Avg Daily Traffic | 36,400 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 53 0060 |