I 15 over Sep Neuman Sch RD
Good Condition54 years old2,026 vehicles/day
Location
| State | Montana |
| County | Cascade |
| Location | 2m N Vaughn |
| Carries | I 15 |
| Crosses | Sep Neuman Sch RD |
| Coordinates | 47.58116, -111.55251 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 124.0 ft (37.8 m) |
| Max Span | 61.4 ft (18.7 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 510.3 sq m |
| Main Spans | 3 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 2,026 (2023) |
| Truck Traffic | 21% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00015292+01891 |