(B) The piping of a nonDRINKING WATER system shall be durably identified so that it is readily distinguishable from piping that carries DRINKING WATER. Pf
Note: Contact the Safety and Building Division at the department of safety and professional services, P.O. Box 2509, Madison, WI 53701, telephone 608-266-3151 and 711 (TTY) or https://dsps.wi.gov/pages/home.aspx. Note: You can contact the department of natural resources at bureau of watershed management, P.O. Box 7921, Madison, WI, 53707, or dnr.wi.gov/topic/watersheds/.
(B) Except in areas used only for dry storage, concrete, porous blocks, or bricks used for indoor wall construction shall be finished and SEALED to provide a SMOOTH, nonabsorbent, EASILY CLEANABLE surface.
(B) Insect control devices shall be installed so that:
(1) The devices are not located over a FOOD preparation area; and
(2) Dead insects and insect fragments are prevented from being impelled onto or falling on exposed FOOD; clean EQUIPMENT, UTENSILS, and LINENS; and unwrapped SINGLE- SERVICE and SINGLE-USE ARTICLES.
(B) Paragraph (A) of this section, does not apply if a FOOD ESTABLISHMENT opens into a larger structure, such as a mall, airport, or office building, or into an attached structure, such as a porch, and the outer openings from the larger or attached structure are protected against the entry of insects and rodents.
(C) Exterior doors used as exits need not be self-closing if they are:
(1) Solid and tight-fitting;
(2) Designated for use only when an emergency exists, by the fire protection authority that has jurisdiction over the FOOD ESTABLISHMENT; and
(3) Limited-use so they are not used for entrance or exit from the building for purposes other than the designated emergency exit use.
(D) Except as specified in ¶¶ (B) and (E) of this section, if the windows or doors of a FOOD ESTABLISHMENT, or of a larger structure within which a FOOD ESTABLISHMENT is located, are kept open for ventilation or other purposes or a TEMPORARY FOOD ESTABLISHMENT is not provided with windows and doors as specified under ¶ (A) of this section, the openings shall be protected against the entry of insects and rodents by:
(1) 16 mesh to 25.4mm (16 mesh to 1 inch) screens;
(2) Properly designed and installed air curtains to control flying insects; or
