Southern Tank & Mfg. Co. has an experienced fabrication shop qualified to meet the following codes, standards, and specifications.

AWWA D100 American Water Works Association Standard for Welded Steel Tanks for Water Storage
API 650 American Petroleum Institute Standard 650: Welded Steel Tanks for Oil Storage
API 12F American Petroleum Institute Specification 12F: Shop-Welded Tanks for Storage of Production Liquids
F911 Steel Tank Institute Standard F911 for Diked Aboveground Storage Tanks
F921 Steel Tank Institute Standard F921 for Aboveground Tanks with Integral Secondary Containment
F941(Fireguard) Steel Tank Institute Standard F941 for Fireguard Thermally Insulated Aboveground Storage Tanks
FLAMESHIELD Steel Tank Institute Standard FLAMESHIELD for Aboveground Fire-Resistant Tanks
UL 142 Underwriter’s Laboratories Standard for Safety UL 142, Steel Aboveground Tanks for Flammable and Combustible Liquids
UL 2085 Underwriter’s Laboratories Standard for SafetyUL 2085, Protected Aboveground Tanks for Flammable and  Combustible Liquids