This data set can be used to identify a trail segment, which is a line feature that defines a linear corridor through the natural or urban environment, for one or more of the following recreational purposes: hiking, backpacking, biking, horseback riding, cross-country skiing, or snowmobiling, or for access to campgrounds. These corridors may be long single segments or form a looping system. One Trail Segment is distinguished from another trail segment within the same trail by having different features or rankings.

Supplementary tables can be used and are available for download from the additional documentation section. Supplementary look-up table descriptions are available in the data description document, which is available for download from the additional documentation section. This layer is part of what was known as the OMNR Non-Fundamental Dataset.