RD 1181 over E Fk Big Creek
Fair Condition72 years old50 vehicles/day
Location
| State | Montana |
| County | Mineral |
| Location | Middle Fk Big CR |
| Carries | RD 1181 |
| Crosses | E Fk Big Creek |
| Coordinates | 47.35824, -115.43204 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 32.8 ft (10 m) |
| Max Span | 31.2 ft (9.5 m) |
| Deck Width | 15.4 ft (4.7 m) |
| Deck Area | 47 sq m |
| Main Spans | 1 |
| Year Built | 1954 |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 011607000000151 |