MARTA Rapid A-Line to begin phased introduction in April, US February 13, 2026 | News, North America News The Metropolitan Atlanta Rapid Transit Authority (MARTA) has confirmed that the Rapid A-Line will be launched in two phases, with Phase 1 beginning on April 18, 2026, as part of the NextGun Bus Networ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password