S 205-frontage RD over Madison River
Fair Condition78 years old1,501 vehicles/day
Location
| State | Montana |
| County | Gallatin |
| Location | 1m E Three Forks |
| Carries | S 205-frontage RD |
| Crosses | Madison River |
| Coordinates | 45.90105, -111.52562 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 223.8 ft (68.2 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 668.4 sq m |
| Main Spans | 2 |
| Year Built | 1948 (reconstructed 2004) |
Traffic
| Avg Daily Traffic | 1,501 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
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 | S00205000+04911 |