Melrose RD over Big Hole River 036
Fair Condition48 years old157 vehicles/day
Location
| State | Montana |
| County | Madison |
| Location | 2m W Twin Bridges |
| Carries | Melrose RD |
| Crosses | Big Hole River 036 |
| Coordinates | 45.54826, -112.36483 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 242.1 ft (73.8 m) |
| Max Span | 120.1 ft (36.6 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 774.9 sq m |
| Main Spans | 2 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 157 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L29281018+07001 |