Caltrans I80 twitter update

[Marc MERLIN]

New post on http://twitter.com/caltransdist3 :

We hear from people A LOT asking why chains are needed at checkpoints when there may be black pavement. 1. There are only so many safe chain-on areas on I-80. 2. Conditions higher up may warrant chains. Thanks Officer Mann  CHPTruckee for illustrating in this video.https://twitter.com/CHPTruckee/status/1102249792913244161 ...