Old Highway 99 over Hay Creek
Fair Condition103 years old1,005 vehicles/day
Location
| State | California |
| County | Siskiyou |
| Location | 0.1 Mi S Truitman Lane |
| Carries | Old Highway 99 |
| Crosses | Hay Creek |
| Coordinates | 41.61581, -122.52987 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 76.6 sq m |
| Main Spans | 3 |
| Year Built | 1923 |
Traffic
| Avg Daily Traffic | 1,005 (2011) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 02C0204 |