IRR BIA RTE 57 over Two Medicine Main Canal
Fair Condition36 years old10 vehicles/day
Location
| State | Montana |
| County | Glacier |
| Location | 31 Km E 7 Km So. Browning |
| Carries | IRR BIA RTE 57 |
| Crosses | Two Medicine Main Canal |
| Coordinates | 48.56628, -112.63658 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 61.4 ft (18.7 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 147.7 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 10 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000C134 |