Saddle Drive over S Helena Int I 15 156
Good Condition19 years old5,722 vehicles/day
Location
| State | Montana |
| County | Lewis and Clark |
| Location | 1m S Helena |
| Carries | Saddle Drive |
| Crosses | S Helena Int I 15 156 |
| Coordinates | 46.57462, -111.97466 |
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 | 186.4 ft (56.8 m) |
| Max Span | 91.9 ft (28 m) |
| Deck Width | 84.0 ft (25.6 m) |
| Deck Area | 1454.1 sq m |
| Main Spans | 2 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 5,722 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L25608000+00001 |