US 287 over Grayling Creek
Fair Condition62 years old1,132 vehicles/day
Location
| State | Montana |
| County | Gallatin |
| Location | 10m NW West Yellowstone |
| Carries | US 287 |
| Crosses | Grayling Creek |
| Coordinates | 44.79621, -111.15278 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 76.1 ft (23.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 222.7 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 1,132 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00087020+02541 |