作者: Vahe Karamardian , Aram Stepanian
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摘要: An underground utility vault replacement method and system which create an inner structural envelope is shown to protect workers equipment. It restores integrity safety the area within a decaying vault, without major disruptions above and/or below ground. The includes plurality of walls, ceiling panels beams floor track. All elements are sized in width/height/thickness methodically inserted through existing manhole maneuvered place. Wall attached by way secure connected tongue groove connection adhesive.