S 200 over Sun River
Fair Condition30 years old2,505 vehicles/day
Location
| State | Montana |
| County | Cascade |
| Location | Sun River |
| Carries | S 200 |
| Crosses | Sun River |
| Coordinates | 47.53528, -111.71775 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 266.1 ft (81.1 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 48.2 ft (14.7 m) |
| Deck Area | 1192.2 sq m |
| Main Spans | 3 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 2,505 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00024138+05111 |