S 263 over Int Frenchtown-i 90
Fair Condition55 years old100 vehicles/day
Location
| State | Montana |
| County | Missoula |
| Location | Frenchtown |
| Carries | S 263 |
| Crosses | Int Frenchtown-i 90 |
| Coordinates | 47.01734, -114.23006 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 227.0 ft (69.2 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 705.8 sq m |
| Main Spans | 4 |
| Year Built | 1971 (reconstructed 2011) |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00263014+01031 |