Dataset consists of lines digitized by hand from airphoto. Last updated March 2020. Includes trail usage and maintenance information:

Service Level = Service level for snow removal priority. Based on service levels on Parks section of website.

Priority 1 (essential pedestrian access) = cleared within 24 hours

Priority 2 (pedestrian access + recreation) = cleared within 48 hours

Priority 3 (primarily recreation) = cleared within 72 hours

Intended for use as a reference layer in most web maps. As part of a open data, the service is shared publicly.