IRR - S 13 over Sprague Coulee
Poor Condition95 years old229 vehicles/day
Location
| State | Montana |
| County | Roosevelt |
| Location | 23m S Scobey |
| Carries | IRR - S 13 |
| Crosses | Sprague Coulee |
| Coordinates | 48.45321, -105.43144 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 192.7 sq m |
| Main Spans | 4 |
| Year Built | 1931 (reconstructed 1976) |
Traffic
| Avg Daily Traffic | 229 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00032027+06021 |