Boulder RD over Speculator Creek 011
Fair Condition61 years old157 vehicles/day
Location
| State | Montana |
| County | Sweet Grass |
| Location | 20m S Mcleod |
| Carries | Boulder RD |
| Crosses | Speculator Creek 011 |
| Coordinates | 45.38849, -110.20184 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 15.1 ft (4.6 m) |
| Deck Area | 37.7 sq m |
| Main Spans | 1 |
| Year Built | 1965 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 157 (2023) |
| Truck Traffic | 17% |
| 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 | L49102008+05001 |