Purgatory/Bolam Pass/Barlow Creek
Groomed over Bolam Pass to Barlow Creek Trailhead on Hwy 145-8 N of Rico. There are Avalanche Areas along this trail. Check the avalanche forecast before heading out and be sure to carry the appropriate gear such as beacons, shovels, and probes. Snowmobile rental operations use this trail. Please use extreme caution when riding in this area.
From Durango take U.S. Highway 550 north to Purgatory Ski Area. At the entrance to Purgatory go to the top parking area where you will see the turn off for Forest Road 578.