Route 108 over Sun River
Fair Condition59 years old113 vehicles/day
Location
| State | Montana |
| County | Teton |
| Location | Sun River |
| Carries | Route 108 |
| Crosses | Sun River |
| Coordinates | 47.60719, -112.75336 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 214.9 ft (65.5 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 576.4 sq m |
| Main Spans | 3 |
| Year Built | 1967 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 113 (1991) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 011501000000009 |