Boulder RD over Boulder River 003
Good Condition9 years old157 vehicles/day
Location
| State | Montana |
| County | Sweet Grass |
| Location | 12m S Mcleod |
| Carries | Boulder RD |
| Crosses | Boulder River 003 |
| Coordinates | 45.48739, -110.21700 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 126.0 ft (38.4 m) |
| Max Span | 119.8 ft (36.5 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 357.1 sq m |
| Main Spans | 1 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 157 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000004519 |