Michelson DR over San Joaquin Channel
Good Condition76 years old15,500 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 50 E Harvard AVE |
| Carries | Michelson DR |
| Crosses | San Joaquin Channel |
| Coordinates | 33.67041, -117.83315 |
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 Continuous |
| Design | Slab |
| Total Length | 76.1 ft (23.2 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 78.1 ft (23.8 m) |
| Deck Area | 552.2 sq m |
| Main Spans | 2 |
| Year Built | 1950 (reconstructed 1981) |
Traffic
| Avg Daily Traffic | 15,500 (2018) |
| Truck Traffic | 7% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55C0204 |