IRR BIA RTE 1 over Big Horn Canal
Good Condition25 years old400 vehicles/day
Location
| State | Montana |
| County | Big Horn |
| Location | 16 Km W Of Crow Agency |
| Carries | IRR BIA RTE 1 |
| Crosses | Big Horn Canal |
| Coordinates | 45.62204, -107.62944 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 35.8 ft (10.9 m) |
| Deck Area | 99.2 sq m |
| Main Spans | 2 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 400 (2024) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000C227 |