杉山友康 (Tomoyasu Sugiyama) - マイポータル

Risk assessment method of debris flow occurrence utilizing a digital terrain model

O. Nunokawa, T. Sugiyama, N. Ota, K. Okada, T. Fujii

WIT Transactions on Engineering Sciences 73 85-96 2012年査読有り

A method of determining priorities for investment in disaster prevention for rockfalls from slopes

Osamu Nunokawa, Taichi Kohma, Tomoyasu Sugiyama

Quarterly Report of RTRI (Railway Technical Research Institute) 53(2) 107-112 2012年査読有り

Characteristics of the recent disasters corresponding to the changing natural environment and the prospects of future research and development

Tomoyasu Sugiyama

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 52(4) 199-205 2011年11月査読有り

A method for evaluating the stability of cutting slope protection work subject to weathered layer earth pressure

Naoyuki Ota, Tsuyoshi Takayanagi, Tomoyasu Sugiyama

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 52(1) 20-26 2011年2月査読有り

Evaluation of the structural integrity of bridge pier foundations using microtremors in flood conditions

M. Samizo, S. Watanabe, T. Sugiyama, K. Okada

Geotechnical Special Publication (210) 824-833 2010年査読有り

Probability calculation of rainfall-related slope failure

T. Sugiyama, O. Nunokawa, N. Ota

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 50(4) 210-215 2009年査読有り

A method to determine the priority of investment in disaster prevention for rainfall-related slope failure

O. Nunokawa, T. Sugiyama, N. Ota

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 50(4) 216-221 2009年査読有り

A method of predicting the shape and scale of rainfall-related embankment collapse

T. Sugiyama, T. Mori, O. Nunokawa, N. Ota

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 49(3) 151-157 2008年査読有り

Evaluation of the structural integrity of bridge pier foundations using microtremors in flood conditions

Masahiko Samizo, Satoshi Watanabe, Akira Fuchiwaki, Tomoyasu Sugiyama

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 48(3) 153-157 2007年査読有り

Simplified analysis method of deformation to design quakeproof reinforcement for masonry walls

N. Ota, T. Sugiyama, O. Nunokawa

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 48(3) 158-163 2007年査読有り

A study on debris flow disasters along Japanese railways and its critical rainfalls

S. Watanabe, T. Sugiyama, O. Nunokawa, T. Fujii, K. Okada, H. Mitsunaka

MONITORING, SIMULATION, PREVENTION AND REMEDIATION OF DENSE AND DEBRIS FLOWS 90 343-+ 2006年査読有り

Development of quakeproof reinforcement methods for masonry walls

T. Sugiyama, N. Ota, O. Nunokawa, S. Watanabe

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 47(2) 105-110 2006年査読有り

Development of a new method of embankment risk estimation by the critical rainfall

Tomoyasu Sugiyama, Katsuya Okada, Hisashi Muraishi

Japanese Railway Engineering (134) 11-14 1995年査読有り

A RISK-ESTIMATION METHOD OF RAILWAY EMBANKMENT COLLAPSE DUE TO HEAVY RAINFALL

K OKADA, T SUGIYAMA

STRUCTURAL SAFETY 14(1-2) 131-150 1994年4月査読有り

Statistical risk estimating method for rainfall on surface collapse of cut slope

Katsuya Okada, Tomoyasu Sugiyama, Hisashi Muraishi, Tatsuo Noguchi, Masahiko Samizo

Soils and Foundations 34(3) 49-58 1994年査読有り

Development of method for predicting railway embankment collapse due to rainfall based on damage examples

Tomoyasu Sugiyama, Katsuya Okada, Hisashi Muraishi

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 34(4) 263-269 1993年査読有り

Railway embankment soil strength characteristics in directions vertical and horizontal and a correlation between different sounding tests

Katsuya Okada, Tomoyasu Sugiyama, Tatsuo Noguchi, Hisashi Muraishi, Hisamitsu Ikeuchi, Masahiko Samizo

Quarterly Report of RTRI (Railway Technical Research Institute) (Japan) 31(1) 36-41 1990年査読有り

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