目錄

 

前言iii

1 范圍 .................................................................................................................................................. 1

2 定義 .................................................................................................................................................. 1

2.1 無側限抗壓強度(QU) ............................................................................................................... 1

2.2 靈敏度 ..................................................................................................................................... 1

2.3 十字板抗剪強度(ΤV) .............................................................................................................. 1

2.4 (CU)不排水抗剪強度(CU) ......................................................................................................... 2

2.5 殘余強度 ................................................................................................................................. 2

3 實驗室十字板的方法確定抗剪強度 .............................................................................................. 2

3.1 綜述 ......................................................................................................................................... 2

3.2 儀器 ......................................................................................................................................... 2

3.3 程序 ......................................................................................................................................... 3

3.4 計算 ......................................................................................................................................... 3

3.5 試驗報告 ................................................................................................................................. 4

4 直剪確定抗剪強度的方法（小剪切盒儀器） .............................................................................. 4

4.1 綜述 ......................................................................................................................................... 4

4.2 儀器 ......................................................................................................................................... 5

4.3 檢查和準備儀器 ..................................................................................................................... 6

4.4 制備試樣 ................................................................................................................................. 7

4.5 試驗程序 ................................................................................................................................. 9

4.6 計算和繪圖 ........................................................................................................................... 12

4.7 試驗報告 ............................................................................................................................... 14

5 （大剪切盒儀器）直剪確定抗剪強度 ........................................................................................ 14

5.1 綜述 ....................................................................................................................................... 14

5.2 儀器 ....................................................................................................................................... 15

5.3 儀器測量 ............................................................................................................................... 16

5.4 大剪切盒試樣制備 ............................................................................................................... 16

5.5 試驗程序 ............................................................................................................................... 19

5.6 統計和繪圖 ........................................................................................................................... 20

5.7 試驗報告 ............................................................................................................................... 21

6 通過小環刀剪切儀器確定殘余強度 ............................................................................................ 21

6.1 綜述 ....................................................................................................................................... 21

6.2 儀器 ....................................................................................................................................... 22

6.3 試樣制備 ............................................................................................................................... 22

6.4 試驗程序 ............................................................................................................................... 23

6.5 計算 ....................................................................................................................................... 24

6.6 試驗報告 ............................................................................................................................... 25

7 確定無側限抗壓強度 .................................................................................................................... 25

7.1 綜述 ....................................................................................................................................... 25

7.2 加載框架法 ........................................................................................................................... 26

7.3 自動繪圖法 ........................................................................................................................... 28

8 不測量孔隙壓力的三軸壓縮試驗以確定不排水的抗剪強度 .................................................... 29

 

8.1 綜述 ....................................................................................................................................... 29

8.2 儀器 ....................................................................................................................................... 30

8.3 試樣制備 ............................................................................................................................... 31

8.4 試驗程序 ............................................................................................................................... 32

8.5 繪圖和計算 ........................................................................................................................... 33

8.6 試驗報告 ............................................................................................................................... 34

9 多級加載和不測量孔隙壓力的三軸壓縮確定不排水剪切試驗 ................................................ 35

9.1 綜述 ....................................................................................................................................... 35

9.2 儀器 ....................................................................................................................................... 35

9.3 試樣制備 ............................................................................................................................... 35

9.4 試驗程序 ............................................................................................................................... 35

9.5 制圖和計算 ........................................................................................................................... 36

9.6 試驗報告 ............................................................................................................................... 37

參考出版物 ............................................................................................................................................ 50

圖 1-實驗室十字板儀器 ...................................................................................................................... 38

圖 2-剪切盒詳圖 ................................................................................................................................... 39

圖 3-剪切盒儀器總體布局圖 ................................................................................................................ 40

圖 4-刀剪切儀器的典型布局 ................................................................................................................ 41

圖 5-測限壓力試驗典型的框架 ............................................................................................................ 42

圖 6-桶狀校正網格 ................................................................................................................................ 43

圖 7-型的無測限抗壓強度自動繪圖儀器 ............................................................................................ 44

圖 8-測限抗壓強度試驗試驗圖形 ........................................................................................................ 45

圖 9-測限抗壓試驗圖的覆蓋罩 ............................................................................................................ 46

圖 10-軸儀器及典型細節圖 .................................................................................................................. 47

圖 11-校正圖 .......................................................................................................................................... 48