Armstrong RD over State Route 99
Fair Condition62 years old3,000 vehicles/day
Location
| State | California |
| County | San Joaquin |
| Location | 10-sj-099-27.50 |
| Carries | Armstrong RD |
| Crosses | State Route 99 |
| Coordinates | 38.08734, -121.26051 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 262.1 ft (79.9 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 958.8 sq m |
| Main Spans | 2 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 3,000 (2014) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 29 0104 |