S 81 over Warm Spring Creek
Fair Condition57 years old377 vehicles/day
Location
| State | Montana |
| County | Fergus |
| Location | 5m SW Hilger |
| Carries | S 81 |
| Crosses | Warm Spring Creek |
| Coordinates | 47.19435, -109.40846 |
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 | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 125.7 sq m |
| Main Spans | 1 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 377 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00081042+01451 |