最近のボーリング・サンプリング技術と採取試料の品質評価法

Wed. Jul 22, 2020 9:10 AM - 11:40 AM ZOOM 2 (Held online)

座長：正垣孝晴（正垣技術士事務所）
副座長：橘久生（興亜開発株式会社）

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[DS-1-01] WG2 activity report on boring and soil sampling

*Takaharu Shogaki¹, Hisao Tachibana², Masayuki Ohta³, hailong Wang⁴ (1. Shogaki PE office, 2. Koa Kaihatsu, 3. Diaconsultant, 4. Waseda Univ.)

[DS-1-02] High quality core extraction technology by digitization of the drilling conditions

*Masashi Tanigawa¹ (1. OYO Corporation)

[DS-1-03] Evaluation of sample Disturbance for PS-WL core in a mountain using the Continuous Percussion dynamic Penetration test(P value)

*daisuke imamura¹, yoshihito nakano², keniti kuraoka¹, sin adati¹, yuusuke kamei¹ (1. Koken Boring Machine Co,.Ltd., 2. Kowa Co,.Ltd.)

[DS-1-04] Sampling and quality evaluation of Hasuike clay deposits at the Mietsu Naval Facility

*naofumi suzuki¹, Takaharu Shogaki², Yoshihito Nakano¹ (1. kowa Co., Ltd., 2. Shogaki Professional Engineer Office)

[DS-1-05] Consideration of The Sampling on Cao-improve Soil

*Tokuyama Yoshinari¹, Makoto Takaura¹, Keisuke Tomiyama¹, Masaki Yamachio¹, Haruki Ito², Shuhei Nishioka² (1. Koa Kaihatsu Inc, 2. Tkamatsu Port and Airport Technical Investigation Office)

[DS-1-06] High quality core sampling for deep sampling of active faults

*Yasushi Fujimoto¹, Koichiro Sado¹, Susumu Shibutani¹, Koji Fukuoka¹, Takuya Takahashi¹, Satoru Tanaka¹, Akihiro Aizawa¹, Ryoichi Takatori¹, Shin Sato¹ (1. Chi-ken Sogo Consultants Co., Ltd)

[DS-1-07] Sample quality of the First Fortress sands obtained from the block sampling.

*hisao tachibana¹, Takaharu Shogaki², Akira Naito ³, Takatoshi Nogchi⁴ (1. Koa Kaihatsu Co.,Ltd., 2. Shogaki PE office, 3. Port, consultant, 4. Kanto Regional Development Bureau, MLIT)

[DS-1-08] Evaluation of strength of existing embankment using specimens of the same depth

*Masayuki Ota¹, Masahide Ooga², Yosuke Usui¹, Ryou Maruta¹, kosuke Nakashima³ (1. Kanto Branch, Geotechnical&Design Division, Diaconsultants Co. Ltd., 2. Hokuriku Branch, Diaconsultants Co. Ltd., 3. Nippon Expressway Research Institute Company Limited)

[DS-1-09] Development of small-scale freezing sampler (part1) - Field experiment of small-scale freezing sampling -

*Ryohei Kobayashi¹, Manabu Takemasa¹, Hironori Yukawa¹, Takashi Kiyota² (1. Kiso-Jiban Consultants co., Ltd., 2. Institute of Industrial Science, University of Tokyo)

[DS-1-10] Development of Small-scale Freezing Sampler (Part2)
- A technical report about problems of inner tube exchange type and development of composite tube type -

*Manabu Takemasa¹, Ryohei Kobayashi¹, Hironori Yukawa¹, Takashi Kiyota² (1. Kiso-Jiban Consultants, Co., Ltd., 2. Institute of Industrial Science, University of Tokyo)

[DS-1-11] Sampling method for sand and gravel and evaluation of sample quality

*Fusao Rito¹ (1. Nagoya university)

[DS-1-12] Stability of side wall at the Mietsu Naval Dry Dock

Takaharu Shogaki², *Yoshihito Nakano¹ (1. Kowa Co.,Ltd., 2. Shogaki Professional Engineer Office)

[DS-1-13] Challenge to Digital Soil Mechanics using X-ray CT technique

*Satoshi Matsumura¹, Akihiko Kondo¹, Takaaki Mizutani¹, Eiji Kohama¹, Taizo Kobayashi², Takeshi Yoneoka³, Manabu Takemasa³, Norio Saito⁴ (1. National Institute of Maritime, Port and Aviation Technology, 2. Ritsumeikan University, 3. Kiso-Jiban Consultants, 4. Tsukuba Technology)

[DS-1-14] Quality evaluation of sampling-core for laboratory mechanical tests

*Koji Kudo¹ (1. None)

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