S 531-westside RD over Roaring Lion Creek
Fair Condition54 years old519 vehicles/day
Location
| State | Montana |
| County | Ravalli |
| Location | 1m SW Hamilton |
| Carries | S 531-westside RD |
| Crosses | Roaring Lion Creek |
| Coordinates | 46.21698, -114.17626 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 61.6 sq m |
| Main Spans | 1 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 519 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00531001+06001 |