S 324 over Horse Prairie Creek
Fair Condition63 years old241 vehicles/day
Location
| State | Montana |
| County | Beaverhead |
| Location | 8m E Grant |
| Carries | S 324 |
| Crosses | Horse Prairie Creek |
| Coordinates | 44.97543, -112.92205 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 31.2 ft (9.5 m) |
| Deck Area | 266 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 241 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00324004+05001 |