Apilable tankers and deposit for petroleum self-ballasting or similar for burrow; characterized by: a) structure of metal, comprising two funds and at least one virola, va entire covered with a concrete shell that achieves the manhole and gripping means, obtaining said housing from a also it defines shuttering tabs / support for own case; b) reinforced presents this configuration of the mentioned areas supports conjugate to provide to set a modular configuration apilable; c) this results in concrete casing thickness variable in areas of deposit different for assembly in position self-ballasting operations. (Machine-translation by Google Translate, not legally binding)
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