 The decision to turn off signal priority along portions of the line has been referred to as a form of BRT creep.The HealthLine runs a fleet of 21 articulated DE63LFA-BRT vehicles, manufactured by New Flyer Industries, each with a seating capacity of 47 and able to accommodate 53 more standing up.The vehicles have two doors on each side and run on a diesel-electric hybrid motor system that produce 90% less emissions than regular buses.