締固め不飽和土の二次圧密について(III) : 応力増加比の圧密特性への影響

島根大学農学部研究報告 Volume 4 Page 153-158 published_at 1970-12-15
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Title
締固め不飽和土の二次圧密について(III) : 応力増加比の圧密特性への影響
Title
Secondary Consolidation of Compacted Partly Saturated Soils(III) : The Influence of Load Increment Ratio on Behaviour of Consolidation
Title Transcription
シメカタメ フホウワド ノ 2ジ アツミツ ニツイテ 3 アツリョク ゾウカ ヒ ノ アツミツ トクセイ エノ エイキョウ
Creator
Toriyama Koushi
Source Title
島根大学農学部研究報告
Bulletin of the Faculty of Agriculture, Shimane University
Volume 4
Start Page 153
End Page 158
Journal Identifire
ISSN 0370940X
Descriptions
The characteristics of consolidation of partly saturated soils compacted wet of optimum moisture content is changed with load increment ratio ⊿P/P_0.
The consolidation curves plotted with √<t> and log t methods are classified into three types similarly as that of normally consolidated soils. Moreover, the compress ibility of compacted soils decreases with the decrease of ⊿P/P_0. This behaviour is alike as quasi-preconsolidation of normally consolidated soils.
The rate of secondary consolidation dε/d log t is independent on ⊿P/P_0 in the range of ⊿P/P_0≧0.2 but the displacement during consolidation is reduced with the decrease of ⊿P/P_0, so the influence of secondary consolidation grows with the decrease of ⊿P/P_0. In the case of ⊿P/P_0≦0.2, the great part of consolidation is progressed as secondary consolidation.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学農学部
Shimane University, Faculty of Agriculture
Date of Issued 1970-12-15
Access Rights open access
Relation
[NCID] AN00108015