Home / New Brunswick / Questions / Rules of the Road Rules of the Road Report Typical NB school zone speed limit: A 30 km/h B 50 km/h (as posted) C 80 km/h D No reduction Show Answer & Explanation Correct Answer: B. 50 km/h (as posted) Fines may be doubled during posted school hours. Previous Next More Rules of the Road Questions Ambulance oncoming on divided highway with siren: Flagger reverses paddle to 'SLOW': Construction zone with workers present: Truck with 'WIDE LOAD' and pilot car escort: Flagger holds red 'STOP' paddle: Often Missed All New Brunswick Questions Smart Practice Mock Exam Road Signs Guide