331 Rabbit Obrien over Obrien CR
Fair Condition46 years old40 vehicles/day
Location
| State | Montana |
| County | Lincoln |
| Location | Between Jcts W/4445 Loop |
| Carries | 331 Rabbit Obrien |
| Crosses | Obrien CR |
| Coordinates | 48.48893, -115.84850 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 36.4 ft (11.1 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 54.4 sq m |
| Main Spans | 1 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 40 (1994) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 011404000000162 |