S 81 over Warm Spring Creek
Good Condition18 years old377 vehicles/day
Location
| State | Montana |
| County | Fergus |
| Location | 12m SW Hilger |
| Carries | S 81 |
| Crosses | Warm Spring Creek |
| Coordinates | 47.23271, -109.55842 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 157.8 ft (48.1 m) |
| Max Span | 124.7 ft (38 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 509.9 sq m |
| Main Spans | 1 |
| Year Built | 2008 |
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 | P00081033+06051 |