PSTA begins construction on BRT line, US August 19, 2020 | North America News The Pinellas Suncoast Transit Authority (PSTA) has started construction on Pinellas County’s first Bus Rapid Transit (BRT) line, the SunRunner. The BRT line will span 16.5 km, serve 16 st... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password