State Route 39 over N Fork San Gabriel River
Good Condition59 years old830 vehicles/day
Location
| State | California |
| County | Los Angeles |
| Location | 07-la-039-r31.25 |
| Carries | State Route 39 |
| Crosses | N Fork San Gabriel River |
| Coordinates | 34.28467, -117.83936 |
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 | 220.1 ft (67.1 m) |
| Max Span | 87.9 ft (26.8 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 657.6 sq m |
| Main Spans | 3 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 830 (2017) |
| 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 | 53 2245 |