LOWER BARRIER STRUCTURE OF INDEPENDENCE TYPE STORAGE TANK

摘要

Disclosed is a lower barrier structure of a stand-alone storage tank that performs an insulation and sealing function around a tank support supporting a stand-alone storage tank. The lower barrier structure includes an insulating layer 24 installed around the tank support 30 supporting the tank body 22 of the independent storage tank; A cover member 40 installed under the insulating layer; A sealing member (46) sealing the gap between the tank support and the cover member; It may include. The cover member 40 may include a first extension portion 42 extending parallel to the lower surface of the heat insulating layer, and a second extension portion 44 extending parallel to the side surface of the tank support.