Weir Canyon Road over Santa Ana River Channel
Fair Condition43 years old34,000 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 0.2 Mi North Of FWY 91 |
| Carries | Weir Canyon Road |
| Crosses | Santa Ana River Channel |
| Coordinates | 33.87405, -117.74752 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 774.9 ft (236.2 m) |
| Max Span | 131.6 ft (40.1 m) |
| Deck Width | 87.9 ft (26.8 m) |
| Deck Area | 6330.2 sq m |
| Main Spans | 6 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 34,000 (2020) |
| Truck Traffic | 1% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55C0509 |