Description: Data contained in this file shows all designated THs, APs and ARFs. However, there are also several access points that have not been designated yet. They have an 'AccessID' of '1005', '1004', '324a', '1003' and '324'.Data can also be broken down into classes using the 'Class' field.T1: Simple/Minor Developed Trailhead - Very Low Use T2: Developed/Improved Trailhead - Medium Use T3: Full Developed Trailhead - High to Very High Use A1: Access to Trails - Very Low Use A2: Access to Trails Meduim - High Use A3: Access to Trails Very High Use R1: Provides no designated traill Access. Includes Picnic Areas, viewpoints and bench sites - Low to Medium use R2: Provides no designated traill Access. Includes Picnic Areas, viewpoints and bench sites - High to Very High use For more detailed information see City Of Boulder OSMP Visitor Access Classifications http://www.bouldercolorado.gov/files/openspace/pdf_TSA_West/REC/Appendices/Appendix-K-ClassesandStandards-Trailheads_Access-Points_Recreation-Sites.pdf