E Boulder RD over E Boulder River 031
Fair Condition61 years old100 vehicles/day
Location
| State | Montana |
| County | Sweet Grass |
| Location | 3m S Mcleod |
| Carries | E Boulder RD |
| Crosses | E Boulder River 031 |
| Coordinates | 45.61465, -110.12599 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 16.4 ft (5 m) |
| Deck Area | 62.5 sq m |
| Main Spans | 1 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L49116001+01001 |