Japan Society of Civil Engineers 2020 Annual Meeting

Presentation information

第VI部門

土留め(1)

Chair:Hiroshi Yamanokuchi

[VI-121] Development of self-supporting retainig system by double-layered sheet piles: Part 1 Concept

〇Toshio Sakanashi1, Naoshi Inoue1, Hideki Nagatani1, Takaaki Kobayashi1, Youhei Taira1, Fumitaka Yazawa1, Shion Nakamoto1, Yoshiki Shigematsu1, Ayaka Nasu1 (1.Kajima Corporation)

Keywords:Retaining wall, Unsupported, Self-supporting retaining wall, Development, Rigid-frame (Ramen) structure

開削工法を用いた躯体構築などの工事では,土留めを構成する切梁などの支保工によって掘削や躯体構築の作業が制約を受け,施工の効率化が図り難い.今回,筆者らは,比較的に浅い掘削で敷地制限にも対応できるオープン掘削が可能な無支保土留め工法を開発したので,その概要を報告する.

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