I-10 over St. Marys RD
Fair Condition17 years old195,068 vehicles/day
Location
| State | Arizona |
| County | Pima |
| Location | 2.7 Mi N Jct I-19 |
| Carries | I-10 |
| Crosses | St. Marys RD |
| Coordinates | 32.22970, -110.98250 |
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 | 213.9 ft (65.2 m) |
| Max Span | 104.0 ft (31.7 m) |
| Deck Width | 172.9 ft (52.7 m) |
| Deck Area | 3436.0 sq m |
| Main Spans | 2 |
| Year Built | 2009 |
Traffic
| Avg Daily Traffic | 195,068 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 10 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 02186 |