Home / New Brunswick / Questions / Rules of the Road Rules of the Road Report Tire tread measures 1.5 mm: A Keep driving B Replace — below legal 1.6 mm C Only if cracked D Winter only Show Answer & Explanation Correct Answer: B. Replace — below legal 1.6 mm Wet grip compromised. Previous Next More Rules of the Road Questions Light rain during daytime in NB: A conviction typically affects NB insurance for: Photo radar/red-light cameras in NB: Studded bicycle tires in NB winter: Visitor's insurance from another Canadian province: Often Missed All New Brunswick Questions Smart Practice Mock Exam Road Signs Guide
