State Route 99 SB over M Street
Good Condition64 years old25,500 vehicles/day
Location
| State | California |
| County | Merced |
| Location | 10-mer-099-14.96-mer |
| Carries | State Route 99 SB |
| Crosses | M Street |
| Coordinates | 37.29809, -120.48694 |
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 | 65.9 ft (20.1 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 39.7 ft (12.1 m) |
| Deck Area | 243.2 sq m |
| Main Spans | 1 |
| Year Built | 1962 |
Traffic
| Avg Daily Traffic | 25,500 (2019) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 39 0134L |