…This refers to construction work to reinforce the foundations of existing structures. Underpinning originally means to support a structure. It is carried out when the load on a structure increases more than the value considered at the time of design during or after the construction of the structure, when the conditions underground change after the construction of the structure and the bearing capacity of the foundation is insufficient, when a new underground structure is constructed under an existing structure, when deep excavation is carried out close to an existing structure, when there is a risk of the existing structure sinking, when an existing structure is raised to a higher position, or when an existing structure is moved to a new location. … *Some terminology explanations that mention "underpinning" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…既設構造物の基礎を補強する工事のこと。アンダーピニングunderpinningとは,元来,構造物の支えの意。構造物の建設中あるいは完成後,設計時に考慮した値より構造物の荷重が増加した場合,構造物の施工後に地下の状況が変化して基礎の支持力が不足する場合,既設構造物の下に地下構造物を新たに築造する場合,既設構造物に接近して深い掘削を行う場合など,既設構造物が沈下するおそれがあるときや,既設構造物を高い位置にもち上げるとき,あるいは既設構造物を新たな場所に移動するときなどに実施される。… ※「underpinning」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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