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Aboveground Storage tanks are installed above the ground and exhibit many advantages. Because of their lower long-term maintenance and upfront costs, aboveground fuel tanks (AST) are quite common. These tanks are less expensive to build than underground tanks because they don’t need backfilling, deep drilling, or the concrete with more complicated piping. In comparison to below ground fuel tanks, aboveground fuel tanks are easier to maintain. You can quickly inspect them for leakage and gain access to make fixes. Aboveground petroleum storage tanks are preferred for storing fuels and chemicals because of this.