11. A water supply system test requires?
12. A water closet shall not be closer than _____ inches from its center to any side wall?
13. A waste disposer outlet drain shall not be less than what diameter?
14. Water-tight wall material in a shower shall extend to a height of not less than how far above the floor level?
15. A readily cleanable wall is required up to how high above the floor for urinals?
16. Water service shall not be less than what size?
17. Separation of water service and sewer lines at crossings where the pipes are closer than 12" require sleaving that is how long on the water service on either side of the crossing?
18. Sleaving of water service lines at sewer line crossings are not required where water service lines are at least how far above sewer line?
19. What minimum pressure shall be used for designing a water distribution system.
20. A water pressure-reducing valve is required if the water pressure exceeds what pressure?