Chapman Avenue over Santiago Creek Channel
Good Condition65 years old54,900 vehicles/day
Location
| State | California |
| County | Orange |
| Location | 0.1 Mi E/o Route 55 FWY |
| Carries | Chapman Avenue |
| Crosses | Santiago Creek Channel |
| Coordinates | 33.78757, -117.82981 |
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 | Tee Beam |
| Total Length | 266.4 ft (81.2 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 153.2 ft (46.7 m) |
| Deck Area | 3792.0 sq m |
| Main Spans | 5 |
| Year Built | 1961 (reconstructed 1967) |
Traffic
| Avg Daily Traffic | 54,900 (2019) |
| Truck Traffic | 1% |
| Lanes On Bridge | 10 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 55C0057 |