In response to questions about reasonable usage of toilet facilities, OSHA revealed letters of interpretation that, with each other, describe how employers have to assure prompt entry to bathroom amenities (see references for letters of interpretation below Further Sources below). Deciding what PPE is important (confer with Safety Facts Sheet); https://bathroomcleaningstandards97418.pages10.com/considerations-to-know-about-hotel-room-inspection-tips-70509417