State Route 99 over 21st AVE
Good Condition67 years old193,000 vehicles/day
Location
| State | California |
| County | Sacramento |
| Location | 03-sac-099-22.59-sac |
| Carries | State Route 99 |
| Crosses | 21st AVE |
| Coordinates | 38.53359, -121.47201 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 139.8 ft (42.6 m) |
| Deck Area | 660.3 sq m |
| Main Spans | 1 |
| Year Built | 1959 (reconstructed 1974) |
Traffic
| Avg Daily Traffic | 193,000 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 10 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 24 0154 |