County Road 317 over Usbr Main Canal 073
Fair Condition25 years old42 vehicles/day
Location
| State | Montana |
| County | Dawson |
| Location | 4m NE Intake |
| Carries | County Road 317 |
| Crosses | Usbr Main Canal 073 |
| Coordinates | 47.33983, -104.45701 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 77.1 ft (23.5 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 199.8 sq m |
| Main Spans | 1 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 42 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | L11317003+01001 |