Old Town RD over Jefferson River 063
Poor Condition132 years old100 vehicles/day
Location
| State | Montana |
| County | Gallatin |
| Location | 2m N Three Forks |
| Carries | Old Town RD |
| Crosses | Jefferson River 063 |
| Coordinates | 45.91055, -111.53834 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 3 (Serious) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 155.8 ft (47.5 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 15.7 ft (4.8 m) |
| Deck Area | 228 sq m |
| Main Spans | 1 |
| Year Built | 1894 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | L16201000+07001 |