US 212 over Rock Creek
Fair Condition52 years old3,817 vehicles/day
Location
| State | Montana |
| County | Carbon |
| Location | 1m W Joliet |
| Carries | US 212 |
| Crosses | Rock Creek |
| Coordinates | 45.47510, -108.99767 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 164.0 ft (50 m) |
| Max Span | 81.0 ft (24.7 m) |
| Deck Width | 45.3 ft (13.8 m) |
| Deck Area | 690 sq m |
| Main Spans | 2 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 3,817 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00028094+03641 |