After you have determined the size of fuel tank you need for a diesel fire pump, what are the general requirements for installation? Assuming that you are under under the International Building/Fire Codes, you would go through the following chain of code references: IFC (2021 edition) 5701.2 Nonapplicability. This chapter shall not apply to liquids as otherwise provided in other laws or regulations or chapters of this code, including: ... (4) Storage and use of fuel oil in tanks and containers connected to oil-burning equipment. Such storage and use shall be in accordance with Section 605. For abandonment of fuel oil tanks, this chapter applies.. IFC (2021 edition) 605.1 General. The design, construction, installation, operation, alteration, repair and maintenance of nonportable gas-fired appliances and systems shall comply with the provisions of this section and the International Fuel Gas Code. The design, construction, installation, operation, alter...
NFPA issued the following recommendation for residential sprinklers and antifreeze:
“If there is an antifreeze solution in the system, as an interim measure, drain the system and replace it with water only. Problems associated with freezing of sprinkler pipes can be mitigated by alternative measures such as insulation. NFPA hopes to provide further guidance based on additional testing before the winter freezing months.”
A copy of the California Explosion Report where “the blast caused window glass to be blown more than 86-feet … caused an interior door .. to be pulled out approximately 3-inch from the frame” can be found here Antifreeze Report.