S 43 over Lamarche Creek
Good Condition85 years old485 vehicles/day
Location
| State | Montana |
| County | Deer Lodge |
| Location | 14m NW Wise River |
| Carries | S 43 |
| Crosses | Lamarche Creek |
| Coordinates | 45.87894, -113.19981 |
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 | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 81.0 ft (24.7 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 195.1 sq m |
| Main Spans | 3 |
| Year Built | 1941 |
Traffic
| Avg Daily Traffic | 485 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00046050+02071 |