20th LN NE over Teton River 051
Fair Condition96 years old100 vehicles/day
Location
| State | Montana |
| County | Teton |
| Location | 14m NE Dutton |
| Carries | 20th LN NE |
| Crosses | Teton River 051 |
| Coordinates | 47.92994, -111.55352 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 101.0 ft (30.8 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 224.8 sq m |
| Main Spans | 2 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L50001017+07001 |