S 1 over Int I 90
Fair Condition62 years old4,640 vehicles/day
Location
| State | Montana |
| County | Deer Lodge |
| Location | 6m S Warm Springs |
| Carries | S 1 |
| Crosses | Int I 90 |
| Coordinates | 46.09559, -112.79294 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 275.9 ft (84.1 m) |
| Max Span | 56.4 ft (17.2 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 1042.8 sq m |
| Main Spans | 5 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 4,640 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00019000+00001 |