Big Porcupine RD over Big Porcupine Creek 011
Fair Condition20 years old17 vehicles/day
Location
| State | Montana |
| County | Rosebud |
| Location | 8m N Vananda |
| Carries | Big Porcupine RD |
| Crosses | Big Porcupine Creek 011 |
| Coordinates | 46.49158, -107.00103 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 64.6 ft (19.7 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 155.6 sq m |
| Main Spans | 1 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 17 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L44108008+02001 |