Harvard Avenue over San Joaquin Channel
Fair Condition45 years old19,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 0.2 Mi S Michelson DR |
| Carries | Harvard Avenue |
| Crosses | San Joaquin Channel |
| Coordinates | 33.66911, -117.83434 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 67.9 ft (20.7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 94.5 ft (28.8 m) |
| Deck Area | 596.2 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 19,000 (2018) |
| Truck Traffic | 7% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 222 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55C0476 |