SR 77 over Cottonwood Wash
Good Condition32 years old4,015 vehicles/day
Location
| State | Arizona |
| County | Navajo |
| Location | 0.7 Mi N Jct SR 277 |
| Carries | SR 77 |
| Crosses | Cottonwood Wash |
| Coordinates | 34.52180, -110.07970 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 307.1 ft (93.6 m) |
| Max Span | 101.0 ft (30.8 m) |
| Deck Width | 54.1 ft (16.5 m) |
| Deck Area | 1544.4 sq m |
| Main Spans | 3 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 4,015 (2021) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 02430 |