R-1, R-2 and R-3 explained, plus the catch: Caltrans publishes three different R-1 definitions. What to carry, where chains get called, and the 25 mph limit.
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R-1, R-2 and R-3 explained, plus the catch: Caltrans publishes three different R-1 definitions. What to carry, where chains get called, and the 25 mph limit.