👷♂️ Work is underway on SB I-680 between Alcosta Blvd in San Ramon & I-580/I-680 in Pleasanton. Partial closures until 4am Mon, May 20. Expect delays & use alt routes like I-80 to SB I-880. Also, May 31-Jun 3. Thanks for your patience! https://t.co/AePM4lWKFi