Marias Valley RD over Sep I 15 010
Fair Condition50 years old511 vehicles/day
Location
| State | Montana |
| County | Toole |
| Location | 7m S Shelby |
| Carries | Marias Valley RD |
| Crosses | Sep I 15 010 |
| Coordinates | 48.39721, -111.91773 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 295.6 ft (90.1 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 937.0 sq m |
| Main Spans | 4 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 511 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
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 | L51306000+09001 |