New post on http://twitter.com/CaltransDist10 : Chains required on Sierra Routes 88, 4, 108 and 120 Caltrans Quickmap http://quickmap.dot.ca.gov/now features chain icons to make it easier to see road conditions. Current controls: SR-88 Dew Drop to Woodfords SR-4 Arnold SR-108 1 mi west of Long Barn SR-120 3 mi west of YosemiteNPS http://pic.twitter.com/bvPzDlBNex