AFTER START-UP WHEN VEHICLE WAS IDLING FOR APPROXIMATELY 20 MINUTES STARTED SMOKING FROM UNDERNEATH THE DASH PANEL. IT WAS APPROXIMATELY MINUTES 10 LATER WHEN THE FIRE WAS FIRST NOTICED; TIME LINE IS THE BEST WE CAN DETERMINE FROM VIDEO FOOTAGE. FIRE DEPARTMENT ARRIVED 10 MINUTES LATE AND THE BUS WAS CONSUMED BY FLAMES. THE BUS WAS DESTROYED BEYOND REPAIR. *TR