Petty Creek Road over Petty Creek 117
Good Condition13 years old455 vehicles/day
Location
| State | Montana |
| County | Missoula |
| Location | 9m S Alberton |
| Carries | Petty Creek Road |
| Crosses | Petty Creek 117 |
| Coordinates | 46.87336, -114.45081 |
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 | 74.1 ft (22.6 m) |
| Max Span | 65.3 ft (19.9 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 230.5 sq m |
| Main Spans | 1 |
| Year Built | 2013 |
Traffic
| Avg Daily Traffic | 455 (2023) |
| Truck Traffic | 3% |
| 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 | L32100010+00001 |