742x800pxconstruction crane hook, yellow safety sign, building site equipment, heavy machinery components, industrial lifting tools, construction site signage, safety protocol visuals
764x800pxsafety first sign, fall protection signage, workshop safety symbols, occupational health care, caution area indicators, safety protocol visuals, health and safety alerts
600x600pxfire assembly point sign, ISO 7010 emergency exit, green safety signage, meeting point symbol, evacuation route indicator, emergency response plan, safety protocol visual
