Irvine Boulevard over Marshburn Channel
Good Condition36 years old33,700 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 0.05 Mi S/o SR 133 |
| Carries | Irvine Boulevard |
| Crosses | Marshburn Channel |
| Coordinates | 33.69569, -117.73440 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 120.1 ft (36.6 m) |
| Deck Area | 380.6 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 33,700 (2018) |
| Truck Traffic | 7% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 422 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55C0596 |