State Route 4 over Jackass Gulch
Good Condition44 years old1,250 vehicles/day
Location
| State | California |
| County | Alpine |
| Location | 10-alp-004-r7.82 |
| Carries | State Route 4 |
| Crosses | Jackass Gulch |
| Coordinates | 38.50256, -119.95517 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 174.9 ft (53.3 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 575.6 sq m |
| Main Spans | 3 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 1,250 (2009) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 31 0008 |