121st ST E over California Aqueduct
Good Condition57 years old297 vehicles/day
Location
| State | California |
| County | Los Angeles |
| Location | 0.3mi N/o Ft Tejon RD |
| Carries | 121st ST E |
| Crosses | California Aqueduct |
| Coordinates | 34.48306, -117.91302 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 94.2 ft (28.7 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 341.5 sq m |
| Main Spans | 2 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 297 (2017) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 53C1509 |