Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
Dish machine or sinks not set up or working properly, or missing sanitizer test kit and gauges.
Floors, walls, ceilings, or attached equipment dirty, damaged, or poorly vented.
Shelves, counters, handles, or equipment exteriors soiled with grease, debris, or dust.