179. All products and materials used that come into contact with water intended for human consumption must have been cleaned and disinfected before their first use and(1) must comply with the safety requirements in the BNQ Standard 3660-950 or NSF/ANSI Standard 61; or
(2) must, in the case of cast-in-place concrete, have been prepared in a plant certified compliant under BNQ Standard 2621-905.