CHAPTER 6 WATER SUPPLY AND DISTRIBUTION QUESTIONS AND ANSWERS WITH SOLUTIONS 2025
The code requirement of "an adequate supply of potable running water" is for ___. A) cleansing and sanitation B) protection of trap seals C) water-cooled equipment D) hydronic systems - ANSWER a The primary reason for installing backflow prevention assemblies is to ___. A) prevent excessive pressure B) prevent mixing of hot and cold water C) prevent pollution or contamination of the potable water supply D) prevent scalding - ANSWER c Ballcocks in water closet tanks shall be installed so that the critical level of the water inlet is above the full opening of the overflow pipe at least ___. A) 1/2 inch B) 1 inch C) 3 inches D) 6 inches - ANSWER b
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chapter 6 water supply and distribution questions
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