Ss-11a over Swan River 111
Good Condition48 years old100 vehicles/day
Location
| State | Montana |
| County | Missoula |
| Location | Lindbergh Lake Road |
| Carries | Ss-11a |
| Crosses | Swan River 111 |
| Coordinates | 47.40495, -113.71714 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 83.0 ft (25.3 m) |
| Max Span | 79.1 ft (24.1 m) |
| Deck Width | 12.1 ft (3.7 m) |
| Deck Area | 93.6 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L32654004+04001 |