Twin Bridges RD over Stillwater River
Fair Condition38 years old2,028 vehicles/day
Location
| State | Montana |
| County | Flathead |
| Location | 5m SW Whitefish |
| Carries | Twin Bridges RD |
| Crosses | Stillwater River |
| Coordinates | 48.38649, -114.43251 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 352.7 ft (107.5 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 989 sq m |
| Main Spans | 4 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 2,028 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00424015+08491 |