December 12, 2017, 1pm PST
Not all of them, just the I-580 lanes. One of the reasons is that most users are actually paying, unlike the other two express lanes where a majority of users are clean-air vehicles or carpools, neither of which pay.
March 22, 2017, 1pm PDT
Two new express lanes in each direction of the 91 Freeway in Corona dubbed the Corona Crawl opened for traffic on March 20. The lanes connect to the 91 Express Lanes in Orange County, providing 18 miles for carpoolers or those willing to pay a toll.
March 21, 2017, 12pm PDT
A report produced by the county authority that built and operates the I-580 Express Lanes in the Bay Area declares them a success. Operating speeds are faster and congestion is reduced. About 11 percent of the freeway traffic uses the toll lanes.
February 16, 2016, 8am PST
This will not be a revolution against freeways, as some may have hoped, but a revolution marked by new express lanes totaling 550 miles, beginning with a new stretch of 14 miles on I-580 through Dublin, Pleasanton, and Livermore in the East Bay.