Mass Turnpike Weekday E-ZPass Usage at 85 Percent Under New AET System provides an update on the Massachusetts Turnpike AET conversion and invites its readers to share their reactions to the toll system change. “As of a week and a half ago,” MassLive reports, “the Massachusetts Department of Transportation officials said they had processed 27.7 million transactions through the new system. On weekdays, 85 percent of the transactions have been with an E-ZPass. According to transportation officials, some locations, like the Framingham area, have hit well over 90 percent.”