A construction worker wearing a hard-hat (safety helmet). Has a high visibility vest or hammer in some variations.
Some platforms display a green cross on the helmet which is used in Japan as a safety reminder in construction zones. It is also commonly seen on the Met helmet in the game Mega Man.
Construction Worker was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.
? Previously displayed a gendered appearance, now shown as gender neutral on most platforms.
U+1F477
? Construction worker