IRR - S 451 over Lodge Grass Creek
Fair Condition71 years old539 vehicles/day
Location
| State | Montana |
| County | Big Horn |
| Location | Lodge Grass |
| Carries | IRR - S 451 |
| Crosses | Lodge Grass Creek |
| Coordinates | 45.31013, -107.35961 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 64.6 ft (19.7 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 212.8 sq m |
| Main Spans | 3 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 539 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00451015+07741 |