UL-58 – Underground Steel (Single and Double Wall) Storage Tanks for Flammable and Flammable Liquids
UL – 58 is for underground storage of flammable and flammable liquids. Includes single-wall tanks, secondary containment tanks, multi-compartment single-wall and multi-compartment secondary containment tanks. Installation and Use Standard of Turbines, NFPA 37 and Uniform Fire Code.
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