State Route 99 SB over Ashe Drain
Fair Condition79 years old28,000 vehicles/day
Location
| State | California |
| County | Merced |
| Location | 10-mer-099-18.59 |
| Carries | State Route 99 SB |
| Crosses | Ashe Drain |
| Coordinates | 37.32205, -120.54426 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 93.2 ft (28.4 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 35.8 ft (10.9 m) |
| Deck Area | 309.6 sq m |
| Main Spans | 5 |
| Year Built | 1947 (reconstructed 1974) |
Traffic
| Avg Daily Traffic | 28,000 (2009) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 39 0116L |