Home / New Brunswick / Questions / Rules of the Road Rules of the Road Report A flashing red traffic signal means: A Go B Treat as stop sign — full stop, then proceed C Yield only D Speed up Show Answer & Explanation Correct Answer: B. Treat as stop sign — full stop, then proceed Used for signals out or traffic-calming. Previous Next More Rules of the Road Questions Ambulance approaches from behind with siren: Bus boarding/discharging at transit stop: Transit bus yield signal to re-enter lane: Low overpass signed 3.5 m — your truck is 3.8 m: Truck with 'WIDE LOAD' and pilot car escort: Often Missed All New Brunswick Questions Smart Practice Mock Exam Road Signs Guide