Take I-15 North to Bear Valley Cutoff exit (22 miles). Turn right and head through Lucerne Valley to Camp Rock Road (30 miles). You will connect with HWY 18, which will then turn into HWY 247 at Lucerne Valley. Approximately 6 miles past Lucerne Valley, look for Camp Rock Road. Turn left on Camp Rock road and follow the TWMC arrows to camp. About 3 miles up Camp Rock Road you will turn right and go about another 4 miles on a dirt road to camp at Cougar Buttes.
and from http://www.calrocs.com/putupshutup03.html I got:
From Barstow, 247 to North Side Road, Left on North Side, to Harrod Road, right on Harrod, look for CalROCS signs and follow.
From Victorville: 18 east past Lucerne Valley, turn left onto Camp Rock Rd.,
Look for CalROCS signs and follow.
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