§ 52.027 VALVES TO BE INSTALLED WHERE PRIVATE WELLS USED IN CONJUNCTION WITH CITY WATER.
   Whenever private well supplies are used to supply boilers or there are any cross connections with the city's water mains, there must be installed check valves and gate valves as approved by the State Board of Health to prevent any private supply from backing up into the city's water mains.
('79 Code, § 17-49) Penalty, see § 10.99