The symbols chosen can be (or are supposed to be) understood at a glance in practice, some of them take a little getting used to!ĭifferent colours are associated with signs: green means mandatory red means prohibitory, yellow is associated with danger and orange with road works. Indeed, in 1923, he decided to replace signs containing texts by illustrated signs using symbols as some drivers couldn’t read. We can thank J.-Omer Martineau, assistant chief engineer with the ministère de la Voirie du Québec for his idea of creating illustrated signs. Coming from abroad, driving in Québec can be a whole experience for many reasons: weather conditions, driving rules and habits, road conditions, or even strange signs!
