S 540 - E River RD over Yellowstone River
Fair Condition105 years old1,160 vehicles/day
Location
| State | Montana |
| County | Park |
| Location | 4m S Livingston |
| Carries | S 540 - E River RD |
| Crosses | Yellowstone River |
| Coordinates | 45.59698, -110.56670 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 284.8 ft (86.8 m) |
| Max Span | 93.8 ft (28.6 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 668.4 sq m |
| Main Spans | 3 |
| Year Built | 1921 (reconstructed 1958) |
Traffic
| Avg Daily Traffic | 1,160 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | S00540031+06621 |