Most tires are sold with a tread depth of 10/32" to 12/32" of an inch. Insert the edge of the coin into the tread with Lincoln going in headfirst. Tires do not last forever, even if the tread shows little visible wear. As rubber ages, it loses elasticity, hardens and can become brittle. Transport Canada says tires worn close to 5/32” (4 millimetres) should not be used on snow-covered roads. To maintain good mobility, you need approximately a tread depth of 6/32 of an inch. Vehicles that weigh more than 4,500 kilograms must replace their front tires when tread is less than three millimetres deep. With that being said, Tyrepower recommend you should consider changing tyres at around 3mm of tread, rather than waiting for the minimum allowable depth. En savoir plus sur les navigateurs que nous supportons. Replace tires that have bumps, bulges, knots, exposed cords or tread and sidewall cuts deep enough to expose cords. Act means the Motor Vehicle Safety Act. Marginal note:Definitions 1. "If the … How to Measure Tyre Tread Depth (to Australian Standards) Legally in Australia, tyres must have a minimum tread depth of 1.6mm. Tire tread provides the gripping action and traction that prevents your car or truck from slipping and sliding, especially when the road is icy or wet. The rear tire of a motor vehicle must not have less than 1.5 millimetres (0.06 in.) Vous utilisez un navigateur désuet qui n’est plus accepté par Ontario.ca. © Queen's Printer for Ontario, 2009, Vehicle safety, maintenance and daily inspections, Ministry of Transportation inspection stations. Not all tires can be repaired. Type of vehicle: Minimum tread depth: Cars Goods vehicles (<3,500kg) Trailers and caravans (<3,500kg) At least 1.6mm throughout a continuous band in the centre 3/4 of the tread and around the entire circumference of the tyre. Not less than 380 mm (15 in.) Whether you’re using the tires that came with your new used car, or tires you’ve kept from a previous car, they’ll have to be inspected for the safety inspection. You must check the tires and wheels of your vehicle as part of the pre-trip inspection to ensure they meet safety standards. Tires are generally unsuitable for snow and rain when their tread depth is less than 3/16 inch, due to the greater traction these conditions require. Another important component of vehicle safety is tires and wheels. En savoir plus sur les navigateurs que nous supportons. The differences surprised us! The most accurate measure of tread depth comes from a tread depth indicator used by tire shops and available from Canadian Tire or any auto … Accéder aux paramètres de votre navigateur. (1) for fire escapes, steps for stairs shall have a run of not less than 255 mm and not more than 355 mm between successive steps. 1 (1) The following definitions apply in these Regulations. "Tire Rack's advice is that if rain and wet roads are a concern, you should consider replacing your tires when they reach approximately 4/32" of remaining tread depth." Specific repair limits should be based on recommendations or repair policy of the tire manufacturer and/or type of tire service. CMVSS means Canada … However, in Texas vehicles with tires below 3/32-inch tread depth cannot pass the state-mandated safety inspections, according to Phillip Nussbaum, president of A to Z Tire & Battery Inc. in Amarillo, Texas. Many tires have wear bars built in so it is easy to spot how and where tread life is beginning to diminish. Replace tires when the tread is less than 1.5 millimetres deep or when tread-wear indicators touch the road. That's also the point where tires will flunk a state safety inspection—and where tread must be worn for you to collect on a tire's tread-wear warranty. Treads and Risers (1) Except as permitted for dwelling unitsand by Sentence 3.4.7.5. Pour avoir une meilleure expérience, vous devez : You are using an outdated browser that is no longer supported by Ontario.ca. According to tire manufacturers, and even the law in most provinces, your tires should be replaced when the tread depth reaches 4/32” in the winter. Based on the Ontario guidelines, any tire with a tread depth of 2 mm or less requires replacing. Parts B and C describe the minimum tread depth allowed. …is covered, you have more than 4/32” of tread depth remaining. It appears that if you intend to drive on wet roads 4 mm may be the minimum tread depth needed to stop and steer effectively. Vehicles equipped with the 2/32" minimum tire tread depth took about 100 more feet to… For example, you must check your tires to ensure they have appropriate tread depth; and check your wheels to ensure they are securely attached. HOW TO MEASURE TIRE TREADS . Tires should measure at minimum 3/32 ” Seriously consider replacing your tires ' tread depth of at least 2/32 and! 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