Chapman Avenue over Santa Ana River Channel
Poor Condition50 years old32,900 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 0.1 Mi. W/o Route 57 FWY |
| Carries | Chapman Avenue |
| Crosses | Santa Ana River Channel |
| Coordinates | 33.78776, -117.88297 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| 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 | 389.1 ft (118.6 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 100.1 ft (30.5 m) |
| Deck Area | 3617.3 sq m |
| Main Spans | 5 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 32,900 (2021) |
| Truck Traffic | 1% |
| Lanes On Bridge | 6 |
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 | 55C0054 |