building site, construction environments, hazard warning attention sign, industry health and safety icon collection.

advice advisory alarm alert attention background beware black build building button camera careful caution construction danger door emergency error escalator excitement exclamation fatal fire gents gold hazard health icon important industrial industry information interface internet isolated ladies mark message notice pedestrians point precaution pressure protection reflector regulations risk road safety secure security shadow shiny sign signage signal site stop street symbol traffic triangle truck warn warning web work yellow