JP5152738B2 - 透水性コラムによる海底地盤の対波浪安定化工法 - Google Patents
透水性コラムによる海底地盤の対波浪安定化工法 Download PDFInfo
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- JP5152738B2 JP5152738B2 JP2006263076A JP2006263076A JP5152738B2 JP 5152738 B2 JP5152738 B2 JP 5152738B2 JP 2006263076 A JP2006263076 A JP 2006263076A JP 2006263076 A JP2006263076 A JP 2006263076A JP 5152738 B2 JP5152738 B2 JP 5152738B2
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西田仁志、山口豊、近藤豊次、清水謙吉(1985):孔間弾性波探査法による離岸堤の埋没状況に関する考察、第32回海岸工学講演会論文集、pp.365−369 善功企、梅原靖文(1986):波浪による防波堤基礎地盤の液状化被災、海洋構造物の基礎に関するシンポジウム、第2編シンポジウム論文集、pp.225−232 岡二三生,大槙正紀,鎌田彰,八嶋厚,三浦均也(1994):波浪による防波堤の沈下のケーススタディー―北海道東部,奔幌戸漁港における現地調査結果―,第39回土質工学シンポジウム―海底地盤と海底施工技術―発表論文集,Vol.39,pp.219−226. Yamamoto、T.(1977):"Wave Induced Instability in Seabed、 Proc. Coastal Sediments、" ASCE、 pp.898−913. Okusa, S. (1985): "Wave−induced Stresses in Unsaturated Submarine Sediments," Geotechnique, Vol.35, No.4, pp.509−517. 善功企 (1990): 波浪による海底地盤の液状化現象:平成2年度港湾空港技術研究所講演会論文集,pp.1−49. Biot、 M. A. (1941): "General Theory of Three−Dimentional Consolidation、" Journal of Applied Physics、 Vol.12、 pp.155−164. Madsen、 O. S. (1978): "Wave Induced Pore Pressures and Effective Stresses in a Porous Bed、" Geotechnique、 Vol.28、 No.4、 pp.377−393. Yamamoto、 T. Koning、 H. S. H. L. K. and Van Hijum、 E. (1978): "Wave Induced Instability in Seabed、" Proc. Coastal Sediments、 ASCE、 pp.898−913. Putnam、 J. A. (1949): "Loss of Wave Energy due to Percolation in a Permeable Sea Bottom、" American Geophysical Union、 Vol.30、 No. 3、 pp.349−356. Mei, C. C. and Foda, M. A. (1981): "Wave Induced Responses in a Fluid Filled Poro−elastic Solid with a Free Surface − a Boundary Layer Theory," Geophysics. J. R. Astr., Vol. 68, pp.597−637. 三浦均也、浅原信吾、大塚夏彦、上野勝利(2004): "波浪に対する海底地盤応答の連成解析のための地盤の定式化、" 第49回地盤工学シンポジウム、pp.233−240 浅原信吾(2006): 豊橋技術科学大学平成17年度修士論文
(2)海底地盤表面の水圧を減衰させずに地盤内に伝達させ、地表面と内部での過剰間隙水圧の差を抑制する。
Claims (3)
- 海水による水圧が変動して作用する海底地盤を安定化させる工法であって、礫の透水性に相当する透水性係数を有する棒状の材料で構成される複数の透水性コラムを、長手方向を鉛直にして前記海底地盤内に適宜間隔で立て込んで設けて、上向き浸透流による負の鉛直有効応力を低減させることを特徴とする海底地盤の安定化工法。
- 海水による水圧が変動して作用する海底地盤を安定化させる工法であって、砂層により形成され、または、該砂層の表面に礫層が設けられた前記海底地盤内に、礫の透水性に相当する透水性係数を有する棒状の材料で構成される複数の透水性コラムを、長手方向を鉛直にして適宜間隔で立て込んで設けて、上向き浸透流による負の鉛直有効応力を低減させることを特徴とする海底地盤の安定化工法。
- 海水による水圧が変動して作用する海底地盤を安定化させる工法であって、護岸、混成防波堤、消波ブロック堤または潜堤の基礎の下部を含む前記海底地盤内に、礫の透水性に相当する透水性係数を有する棒状の材料で構成される複数の透水性コラムを、長手方向を鉛直にして適宜間隔で立て込んで設けて、上向き浸透流による負の鉛直有効応力を低減させることを特徴とする海底地盤の安定化工法。
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JP4931071B2 (ja) * | 2007-06-20 | 2012-05-16 | 国立大学法人豊橋技術科学大学 | 海底地盤の波浪に対する安定性を測定する方法 |
CN113186899B (zh) * | 2021-04-13 | 2024-06-21 | 中国电力工程顾问集团西南电力设计院有限公司 | 一种适应软土地基灰场库区沉降差的防渗结构设计方法 |
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JPS63107610A (ja) * | 1986-10-24 | 1988-05-12 | Nkk Corp | 埋設パイプラインの液状化対策工法 |
JP2636120B2 (ja) * | 1992-11-10 | 1997-07-30 | 運輸省港湾技術研究所長 | 砂浜の安定化方法 |
JP2654509B2 (ja) * | 1994-01-20 | 1997-09-17 | 運輸省港湾技術研究所長 | 海浜安定化装置 |
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