Chevallier DR over Little Prickly Pear 109
Fair Condition121 years old37 vehicles/day
Location
| State | Montana |
| County | Lewis and Clark |
| Location | 7m SW Sieben Int |
| Carries | Chevallier DR |
| Crosses | Little Prickly Pear 109 |
| Coordinates | 46.83079, -112.20186 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 101.0 ft (30.8 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 150.9 sq m |
| Main Spans | 1 |
| Year Built | 1905 |
Traffic
| Avg Daily Traffic | 37 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L25005007+00001 |