9th LN NW over Spring Valley Canal 047
Fair Condition51 years old100 vehicles/day
Location
| State | Montana |
| County | Teton |
| Location | 13m NW Fairfield |
| Carries | 9th LN NW |
| Crosses | Spring Valley Canal 047 |
| Coordinates | 47.61725, -112.17855 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 70.9 ft (21.6 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 105.8 sq m |
| Main Spans | 3 |
| Year Built | 1975 (reconstructed 1992) |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L50087003+07001 |