Interstate 15 SB over Mesa Rock RD
Fair Condition48 years old70,000 vehicles/day
Location
| State | California |
| County | San Diego |
| Location | 11-sd-015-r34.89 |
| Carries | Interstate 15 SB |
| Crosses | Mesa Rock RD |
| Coordinates | 33.17448, -117.11272 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 132.9 ft (40.5 m) |
| Max Span | 131.9 ft (40.2 m) |
| Deck Width | 68.9 ft (21 m) |
| Deck Area | 850.5 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 70,000 (2020) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 57 0893L |