I-680 Express Lanes Customer Update April 2017 Document Date April 14, 2017 Document Title I-680 Express Lanes Customer Update April 2017 File Name 680 Express Lanes 2017_April_Customer Update.pdf Language English Publisher MTC Corporate Author MTC Tags View documents also tagged as Bay Area Express Lanes View documents also tagged as Contra Costa County (Calif.) View documents also tagged as Express Lanes View documents also tagged as Freeways View documents also tagged as I-680