State Route 39 over San Gabriel River
Good Condition93 years old2,350 vehicles/day
Location
| State | California |
| County | Los Angeles |
| Location | 07-la-039-17.82 |
| Carries | State Route 39 |
| Crosses | San Gabriel River |
| Coordinates | 34.16404, -117.89496 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Truss - Deck |
| Total Length | 355.6 ft (108.4 m) |
| Max Span | 152.6 ft (46.5 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 1235.8 sq m |
| Main Spans | 2 |
| Year Built | 1933 |
Traffic
| Avg Daily Traffic | 2,350 (2017) |
| Truck Traffic | 4% |
| 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 0113 |