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Yota Togashi

Saitama University

Saitama City, 338-8570

Japan

  • Saitama University

SCHOLARLY PAPERS

7

DOWNLOADS

421

TOTAL CITATIONS

1

Scholarly Papers (7)

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1.

Evaluation of tunnel face stability using slip curves based on lower bound theory

Number of pages: 33 Posted: 05 Dec 2025
Yuki Kobayashi, Yota Togashi and Masahiko Osada
Saitama University, Saitama University and Saitama University
Downloads 111 (640,165)

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Tunnel, face stability, earth pressure, silo effect, logarithmic spiral, limit equilibrium

2.

Simple Shear Test of Prismatic Rock Specimens and Influence of Specimen Shape on Mechanical Properties of Anisotropic Tuff

Number of pages: 23 Posted: 13 Jan 2025
Ikuri Sato, Yota Togashi, Masahiko Osada and Haruhiko Kotabe
Saitama University, Saitama University, Saitama University and Saitama University
Downloads 81 (803,225)

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Sedimentary rock, simple shear test, Anisotropy, water content, strength

3.

Failure Area Change Estimation and Tunnel Face Pressurecharacteristics of Large Soil-Covering Tunnel Test

Number of pages: 29 Posted: 22 Aug 2024
Ryo Kawanoue, Yota Togashi, Masahiko Osada and Jiro Kuwano
affiliation not provided to SSRN, Saitama University, Saitama University and Saitama University
Downloads 72 (867,774)

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tunneling, face stability, Limit Equilibrium Method, prism height estimation, limit support pressure

4.

Deformation Anisotropy of Plate Boundary Sedimentary Rock Sampled from the Nankai Trough Subduction Zone

Number of pages: 21 Posted: 25 Nov 2023
Yota Togashi, Mamoru Kikumoto, Kazuo Tani, Koichi Hosoda and Koji Ogawa
Saitama University, Yokohama National University, Tokyo University of Marine Science and Technology, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 55 (1,052,702)

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Subduction-zone, plate boundary rock, deformation anisotropy, isotropic compression

5.

Strength Changes Associated with Water Transport in Unsaturated Tuff During Drying

Number of pages: 23 Posted: 06 Aug 2024
Yota Togashi, Haruhiko Kotabe, Masahiko Osada, Shingo Asamoto and Ken Hatakeyama
Saitama University, Saitama University, Saitama University, Saitama University and Saitama University
Downloads 47 (1,109,210)
Citation 1

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Unsaturated tuff, water transport, strength changes, advection, diffusion

6.

Seasonal Change of Long-Term Subsidence, Slip Surface Development and Stability of Rock Slope Debris

Number of pages: 18 Posted: 31 Jul 2023
sumith jayakody, Masahiko Osada and Yota Togashi
Saitama University, Saitama University and Saitama University
Downloads 33 (1,277,121)

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Rock Mass Debris, Slope stability, FEM, Rock Slope Engineering, Down Slope Moving Method, Humidity Bias

7.

Laboratory loading tests of ductile support systems under isotropic stress considering the effect of the installation position of yielding elements

Number of pages: 23 Posted: 16 Jan 2026
Yota Togashi, Takumi Umetsu, Kenji Oishi, Shuhei Shibayama and Kazuo Sakai
Saitama University, Saitama University, Saitama University, Taisei Corporation and Taisei Corporation
Downloads 22 (1,424,331)

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Ductile support system, yielding element, tunnel support loading test, installation position