61:15:05:11Boiler and furnace room protection.
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
In new and existing day care facilities, each room containing a boiler, central heating plant, or hot-water supply boiler must be separated from the rest of the building by not less than a one-hour fire-resistive occupancy separation if the equipment exceeds 400,000 Btu per hour input.
Source: 18 SDR 107, effective January 1, 1992.