8.54. In areas subject to earthquake forces, a tank used to store petroleum products, its supports and connections must be designed to resist such forces in compliance with(1) Part 4 of the Code referred to in Chapter I, as amended by Division III of that Chapter; and
(2) Appendix A of CAN/ULC-S601, Standard for Shop Fabricated Steel Aboveground Tanks for Flammable and Combustible Liquids, published by Underwriters’ Laboratories of Canada.