Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
Food from an unapproved supplier, unsafe or spoiled food, missing shellfish harvest tags, or raw fish without required parasite destruction.
Plumbing not installed or maintained properly — leaks, mop sink issues, unserviced water filters, or missing backflow prevention.
Food-contact or nonfood-contact surfaces improperly designed, constructed, maintained, or located.
Employee jackets, phones, drinks, or other personal items stored where they can contaminate food.