File:Trucks speed 55 sign.svgDescriptionTrucks speed 55 sign.svg English: 600 mm by 600 mm (24 in by 24 in) Truck Speed Limit sign, made to the specifications of the 2004 edition of
File:MUTCD-CA R6-3.svgEnglish Caltrans sign R6-3 “Trucks, 3 Axles or More 55 Maximum”, with text converted to paths
File:MUTCD-MI R2-4b.svgEnglish Sign R2-4b “Combined Speed Limit With Minimum Speed” from the Michigan Manual on Uniform Traffic Control Devices, with text converted to paths
File:Speed Limit 60 Trucks 55 sign.svgDescriptionSpeed Limit 60 Trucks 55 sign.svg English: Dual speed limit sign for regular vehicles and heavy vehicles. Date 2 August 2016 Source This vector