SR 77; NB & SB over Rillito Creek
Fair Condition56 years old31,053 vehicles/day
Location
| State | Arizona |
| County | Pima |
| Location | 19.3 Mi S Jct SR 79 |
| Carries | SR 77; NB & SB |
| Crosses | Rillito Creek |
| Coordinates | 32.29380, -110.97830 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 315.9 ft (96.3 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 102.7 ft (31.3 m) |
| Deck Area | 3014.2 sq m |
| Main Spans | 5 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 31,053 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 01550 |