Patent ID: 8387334

Claim:
A method of assembling an LNG full containment system, comprising the steps of: pouring a floor slab of a secondary container fabricated at least in part from concrete; erecting a first end wall on the floor slab; erecting first and second side walls on the floor slab, the first and second side walls being connected to the first end wall at opposite ends, but being angled relative to the first end wall to leave an opening for receiving a second end wall so that a polygonal enclosure having at least four sides formed, wherein each of the end walls and each of the side walls are formed from a plurality of prefabricated wall panels configured to be adjoined in side-to-side fashion, wherein each of the prefabricated wall panels is formed from a combination of steel and concrete such that the prefabricated wall panel comprises: a concrete plate having a longitudinal axis and an outer surface, and at least one steel beam connected to the outer surface of the concrete plate along the longitudinal axis of the concrete plate, providing a roof structure that is supported at least in part by the side walls; moving a substantially assembled primary container into a secondary container by using the opening for the second end wall as a means of access into the secondary container; and erecting the second end wall so as to enclose the primary container within the secondary container.