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題 名 | 砂土狀態參數與液化阻抗之研究=State Parameters and Liquefaction Resistance of Sand |
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作 者 | 陳堯中; 曾清祥; | 書刊名 | 中國土木水利工程學刊 |
卷 期 | 10:1 1998.03[民87.03] |
頁 次 | 頁139-144 |
分類號 | 441.12 |
關鍵詞 | 穩定狀態; 液化; 砂土; 狀態參數; Steady state; Liquefaction; Sand; State parameter; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究以乾搗法及濕搗法準備麥寮及嘉義粉土質砂之重模試體,先進行三軸試 驗求其穩定狀態線,並獲得砂土之狀態參數;接著進行不排水反復扭剪試驗求其液化阻抗 ,探討均向壓密條件下狀態參數與液化阻抗之關係。研究結果發現狀態參數愈大時液化阻 抗愈低,且狀態參數與液化阻抗間存在線性之關係。本研究並利用現場CPT試驗資料,探 討錐尖阻抗與狀態參數之關係。 |
英文摘要 | Remolded samples of Mailiao and Chiayi silty sands have been prepared using both dry and wet tamping methods for undrained triaxial tests and cyclic torsional shear tests. Steady state lines and state parameters of soil samples and liquefaction resistance are obtained by performing the laboratory tests. The relationship between the state parameter and liquefaction resistance is examined. Test results show that larger state parameter corresponds to lower liquefaction resistance, and a linear relationship exists between the state parameter and the liquefaction resistance. The relationship between cone penetration resistance and state parameter is also investigated by analysing the in-situ CPT results. |
本系統中英文摘要資訊取自各篇刊載內容。