Workers sign, text (MUTCD CW21-1a), work zone road sign as used in the United States. Standard American traffic sign for maps, driving guides, infographics and safety training. Flat vector, isolated on white background. Poster #908663522
Workers sign, text (MUTCD CW21-1a), work zone road sign as used in the United States. Standard American traffic sign for maps, driving guides, infographics and safety training. Flat vector, isolated on white background. Poster #908663522
