EntityQ1900752· pop 7· linked from 229 articlesraised pavement markerSign in to savesafety deviceConnectionsroundaboutEntitylaneEntitytraffic coneEntityretroreflectorEntityrumble stripEntitytraffic bollardEntityroad typeEntityUnited StatesCountryMexicoCountryAustraliaCountryCanadaCountryUnited KingdomCountryThailandCountryRepublic of IrelandCountrySouth AmericaEntityBritish EmpireEntityroadEntityVictoriaEntityfogEntityavalancheEntityCategories1933 introductionsAmerican inventionsBritish inventionsRoad infrastructureRoad surface markings