IRR US 89a over Jackass Creek
Good Condition92 years old1,463 vehicles/day
Location
| State | Arizona |
| County | Coconino |
| Location | 6.4 Mi N Jct US 89 |
| Carries | IRR US 89a |
| Crosses | Jackass Creek |
| Coordinates | 36.72040, -111.64420 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 149.8 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 1,463 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00112 |