S 220 over Muddy Creek
Good Condition45 years old385 vehicles/day
Location
| State | Montana |
| County | Teton |
| Location | 12m N Choteau |
| Carries | S 220 |
| Crosses | Muddy Creek |
| Coordinates | 47.97964, -112.15661 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 172.9 ft (52.7 m) |
| Max Span | 61.4 ft (18.7 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 553.4 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 385 (2023) |
| Truck Traffic | 5% |
| 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 | S00220011+07031 |