61:08:05:33Individual control valves and drain valves
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
required on low pressure steam boilers. Low pressure steam and hot water boilers shall be provided with means of introducing feed or makeup water from a water supply through an individual control valve connected to the boiler piping system. A drain valve shall also be provided and connected with the lowest water space for the purpose of draining or flushing the boiler.
Source: SL 1975, ch 16, § 1; 8 SDR 87, 8 SDR 134, effective July 1, 1982; 12 SDR 151, 12 SDR 155, effective July 1, 1986.