RD 231 over Libby CR
Good Condition28 years old50 vehicles/day
Location
| State | Montana |
| County | Lincoln |
| Location | Bolyards |
| Carries | RD 231 |
| Crosses | Libby CR |
| Coordinates | 48.12164, -115.54791 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 89.9 ft (27.4 m) |
| Max Span | 87.6 ft (26.7 m) |
| Deck Width | 15.7 ft (4.8 m) |
| Deck Area | 131.5 sq m |
| Main Spans | 1 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 011405000000214 |