underground working sectionとは 意味・読み方・使い方

To improve prestress introduction working expenses as a primary factor of a high cost in a projected section on the ground of an underground tank having fill.例文帳に追加

盛土を有した地下タンクの地上突出部におけるコスト高要因のプレストレス導入工事費の改善を実現する。 - 特許庁

To provide a construction method of an ultra-long operable underground structure of a large section, which exerts minimum scales upon the quantity of discharged soil, working equipment and materials, working cost and environmental influences upon the surrounding natural ground.例文帳に追加

排土量、施工機材、工費、周辺地山への環境影響が最小限の規模であって、超長期間運用可能な大断面地下構造体の施工方法を提供する。 - 特許庁

To provide an open shield machine capable of preventing the collapse of the natural ground by maintaining the natural ground in a front section always in a stable state in accordance with the condition of the working face natural ground that changes according to the jacking amount and excavation of the open shield machine when a construction place is at a high underground water level with loose sandy soil.例文帳に追加

例えば施工場所が地下水の水位が高く緩い砂質土の場合など、オープンシールド機の推進量と掘削により変化する切羽地山の状態に応じて、フロント部内の地山を常に安定した状態に保つことができ、地山崩壊を防止できるオープンシールド機を得る。 - 特許庁