S 408 over Usrs Main Canal
Fair Condition73 years old351 vehicles/day
Location
| State | Montana |
| County | Teton |
| Location | 4m SW Fairfield |
| Carries | S 408 |
| Crosses | Usrs Main Canal |
| Coordinates | 47.59071, -112.05088 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 75.1 ft (22.9 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 180.9 sq m |
| Main Spans | 3 |
| Year Built | 1953 |
Traffic
| Avg Daily Traffic | 351 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00408004+00001 |