Trail Difficulty Rating System

The IMBA Trail Difficulty Rating System is a basic method used to categorize the relative technical difficulty of recreation trails. The IMBA Trail Difficulty…


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Trail Rating Guidelines

The system focuses on rating the technical challenge of trails, not the physical exertion.


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Trail Rating Criteria

The average width of the active tread or beaten path of the trail.


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Trail Difficulty Ratings and Signs

The IMBA Trail Difficulty Rating System is a basic method used to categorize the relative technical difficulty of recreation trails. The IMBA Trail Difficulty…


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