Marietta Daily Journal reports, “The State Road and Tollway Authority announced that the total number of trips on the I-75 South Metro Express Lanes has surpassed half a million trips. From the opening of the lanes on Jan. 28 through May 31, SRTA recorded over 610,000 total trips in the Express Lanes. SRTA also announced that the total number of Peach Passes issued from January through May is 59,395.”