S 435 over Smith Creek
Fair Condition68 years old137 vehicles/day
Location
| State | Montana |
| County | Lewis and Clark |
| Location | 4m SW Augusta |
| Carries | S 435 |
| Crosses | Smith Creek |
| Coordinates | 47.44465, -112.44901 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 76.1 ft (23.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 183.3 sq m |
| Main Spans | 3 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 137 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
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 | S00435004+02351 |