Dish machine or sinks not set up or working properly, or missing sanitizer test kit and gauges.
Water not safe, or hot (100°F) and cold water not available under pressure.
Missing hair or beard restraint, dirty work clothes, jewelry, or painted/artificial fingernails during food prep.
Food-contact or nonfood-contact surfaces improperly designed, constructed, maintained, or located.
Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.