Sierra DR over State Route 99 & Ramp
Fair Condition63 years old5,300 vehicles/day
Location
| State | California |
| County | Stanislaus |
| Location | 10-sta-099-r15.37-mod |
| Carries | Sierra DR |
| Crosses | State Route 99 & Ramp |
| Coordinates | 37.63090, -120.99832 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 270.0 ft (82.3 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 86.0 ft (26.2 m) |
| Deck Area | 2156.3 sq m |
| Main Spans | 4 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 5,300 (2006) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 7 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 38 0095 |