Castle Butte RD over Hibbard Creek 187
Fair Condition29 years old100 vehicles/day
Location
| State | Montana |
| County | Yellowstone |
| Location | 12m N Pompey`s Pillar |
| Carries | Castle Butte RD |
| Crosses | Hibbard Creek 187 |
| Coordinates | 46.15518, -107.94604 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 41.7 ft (12.7 m) |
| Max Span | 41.7 ft (12.7 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 108.0 sq m |
| Main Spans | 1 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L56903010+05001 |