US 85 over Cheyenne River
Fair Condition36 years old1,084 vehicles/day
Location
| State | Wyoming |
| County | Niobrara |
| Location | Mule Creek Jct-newcastle |
| Carries | US 85 |
| Crosses | Cheyenne River |
| Coordinates | 43.42735, -104.19644 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 419.9 ft (128 m) |
| Max Span | 164.0 ft (50 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 1,664 sq m |
| Main Spans | 3 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 1,084 (2024) |
| Truck Traffic | 15% |
| Lanes On 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 | FRA |