Meet at the East Mesa Fire Road turn out on Hwy 79.  Take Interstate 8 east several miles past Alpine.  Take the Japatul Valley Road exit and turn left (north).  In 2.8 miles turn left on Hwy 79.  Drive 3.8 miles and park in the turn out on the right (it is about .08 mile past the 10000 Trails campground).  If you get to the Green Valley Campground you have gone a couple of miles too far.