US HWY 91 N over Dry Fork Marias 080
Fair Condition95 years old511 vehicles/day
Location
| State | Montana |
| County | Pondera |
| Location | 2m N Conrad |
| Carries | US HWY 91 N |
| Crosses | Dry Fork Marias 080 |
| Coordinates | 48.21481, -111.94516 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 113.8 ft (34.7 m) |
| Max Span | 37.1 ft (11.3 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 333.1 sq m |
| Main Spans | 3 |
| Year Built | 1931 (reconstructed 1951) |
Traffic
| Avg Daily Traffic | 511 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L37302002+06001 |