本規(guī)范主要技術內容是: 1.總則; 2 . 術語和符號; 3. 基本規(guī)定; 4. 單樁豎向抗壓靜載試驗; 5. 單樁豎向抗拔靜載試驗;6. 單樁水平靜載試驗; 7. 鉆芯法; 8 . 低應變法; 9 . 高應變法;10. 聲波透射法。

1 總則······13

2 術語和符號······14

2.1 術語······14

2.2 符號······15

3 基本規(guī)定······18

3.1 一般規(guī)定······18

3.2 檢測工作程序······19

3.3 檢測方法選擇和檢測數(shù)量······21

3.4 驗證與擴大檢測······23

3.5 檢測結果評價和檢測報告······24

4 單樁豎向抗壓靜載試驗······25

4.1 一般規(guī)定······25

4.2 設備儀器及其安裝······25

4.3 現(xiàn)場檢測······27

4.4 檢測數(shù)據(jù)分析與判定······29

5 單樁豎向抗拔靜載試驗······31

5.1 一般規(guī)定······31

5.2 設備儀器及其安裝······31

5.3 現(xiàn)場檢測······32

5.4 檢測數(shù)據(jù)分析與判定······33

6 單樁水平靜載試驗······35

6.1 一般規(guī)定······35

6.2 設備儀器及其安裝······35

6.3 現(xiàn)場檢測······36

6.4 檢測數(shù)據(jù)分析與判定······37

7 鉆芯法······40

7.1 一般規(guī)定······40

7.2 設備······40

7.3 現(xiàn)場檢測······41

7.4 芯樣試件截取與加工······41

7.5 芯樣試件抗壓強度試驗······42

7.6 檢測數(shù)據(jù)分析與判定······42

8 低應變法······47

8.1 一般規(guī)定······47

8.2 儀器設備······47

8.3 現(xiàn)場檢測······47

8.4 檢測數(shù)據(jù)分析與判定······49

9 高應變法······52

9.1 一般規(guī)定······52

9.2 儀器設備······52

9.3 現(xiàn)場檢測······53

9.4 檢測數(shù)據(jù)分析與判定······54

10 聲波透射法······60

10.1 一般規(guī)定······60

10.2 儀器設備······60

10.3 聲測管埋設······61

10.4 現(xiàn)場檢測······62

10.5 檢測數(shù)據(jù)分析與判定······63

附錄A 樁身內力測試······71

附錄B 混凝土樁樁頭處理······75

附錄C 靜載試驗記錄表······76

附錄D 鉆芯法檢測記錄表······77

附錄E 芯樣試件加工和測量······79

附錄F 高應變法傳感器安裝······81

附錄G 試打樁與打樁監(jiān)控······84

本規(guī)范用詞說明······86

引用標準名錄······87

附:條文說明······89

1 總則······93

2 術語和符號······96

2.1 術語······96

3 基本規(guī)定······98

3.1 一般規(guī)定······98

3.2 檢測工作程序······100

3.3 檢測方法選擇和檢測數(shù)量······104

3.4 驗證與擴大檢測······107

3.5 檢測結果評價和檢測報告······108

4 單樁豎向抗壓靜載試驗······112

4.1 一般規(guī)定······112

4.2 設備儀器及其安裝······112

4.3 現(xiàn)場檢測······115

4.4 檢測數(shù)據(jù)分析與判定······118

5 單樁豎向抗拔靜載試驗······120

5.1 一般規(guī)定······120

5.2 設備儀器及其安裝······121

5.3 現(xiàn)場檢測······121

5.4 檢測數(shù)據(jù)分析與判定······122

6 單樁水平靜載試驗······124

6.1 一般規(guī)定······124

6.2 設備儀器及其安裝······124

6.3 現(xiàn)場檢測······125

6.4 檢測數(shù)據(jù)分析與判定······125

7 鉆芯法······128

7.1 一般規(guī)定······128

7.2 設備······129

7.3 現(xiàn)場檢測······130

7.4 芯樣試件截取與加工······132

7.5 芯樣試件抗壓強度試驗······133

7.6 檢測數(shù)據(jù)分析與判定······135

8 低應變法······138

8.1 一般規(guī)定······138

8.2 儀器設備······140

8.3 現(xiàn)場檢測······141

8.4 檢測數(shù)據(jù)分析與判定······145

9 高應變法······153

9.1 一般規(guī)定······153

9.2 儀器設備······154

9.3 現(xiàn)場檢測······158

9.4 檢測數(shù)據(jù)分析與判定······161

10 聲波透射法······170

10.1 一般規(guī)定······170

10.2 儀器設備······170

10.3 聲測管埋設······171

10.4 現(xiàn)場檢測······172

10. 5 檢測數(shù)據(jù)分析與判定······174

附錄A 樁身內力測試······183