New post on http://twitter.com/caltransdist3 : TrafficAlert Hwy 20 closed due to tanker truck/vehicle collision @ 6miles west of I-80/Hwy 20 Yuba Gap junction. EB closure at Scott's Flat Road in Nevada City and WB closure at I-80. Vegetation fire reported. No ETO. http://pic.twitter.com/CqDUgfsQJr