Blackhawk Loop features 18 miles of hiking trails near Payson, UT.
Take the Payson exit off of I-15, follow the signs for the Nebo Scenic Loop and Payson Canyon. The trailhead is about 3/4 mile past mile marker 10 on the left hand side. The sign reads "Loafer Mountain Trail".
http://www.tripleblaze.com/trail.php?c=3&i=754