PDFWAC 480-66-500
Eating places.
(1) At all permanent and semi-permanent installations, an acceptable place with adequate space for eating meals must be provided for employees who bring their meals to their place of employment, or eat meals prepared at the camp facilities. An acceptable place with adequate space for eating meals must be provided at all other places whenever reasonably possible.
(2) Eating places must be constructed to permit them to be readily cleaned. At all times, they must be kept clean and sanitary, in good repair, and free of rodents, insects and vermin.
(3) Kitchen cars or other camp facilities must have adequate equipment for the sanitary preparation, cooking and refrigeration of food.
(4) If employees are allowed or required to eat in a locomotive, the eating area must be kept clean and sanitary at all times.