I 90 over Sep Hump Creek Road
Fair Condition54 years old5,423 vehicles/day
Location
| State | Montana |
| County | Sweet Grass |
| Location | 1.2m W Reed Point |
| Carries | I 90 |
| Crosses | Sep Hump Creek Road |
| Coordinates | 45.70540, -109.56346 |
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 | 103.0 ft (31.4 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 423.9 sq m |
| Main Spans | 3 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 5,423 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090391+00402 |