….Thirty-four states have toll roads, according to the toll group. At least 23 of them use some type of electronic tolling in combination with a cash payment system. A growing number of states are eliminating toll plazas entirely in some areas and moving to all-electronic systems. At least six — California, Colorado, Florida, Georgia, Massachusetts and Texas — have swapped traditional toll booths for cashless systems on some roads or bridges, Cramer said. That allows drivers to zip past without having to slow down or cue into single-file lanes….