JGJT422-2018······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······13

3 基本規(guī)定······15

4 地基檢測······18

4.1 一般規(guī)定······18

4.2 勘探法······18

4.3 物探法······21

4.4 靜載荷試驗······24

4.5 原型靜載荷試驗······27

5 基礎檢測與變形監(jiān)測······28

5.1 一般規(guī)定······28

5.2 基礎形式、尺寸與埋深······28

5.3 基礎材料強度······29

5.4 鋼筋配置與銹蝕······29

5.5 基礎損傷······29

5.6 基礎沉降和變形監(jiān)測······31

6 基樁檢測······34

6.1 一般規(guī)定······34

6.2 基樁靜載荷試驗······34

6.3 模擬樁持載再加荷靜載試驗······36

6.4 低應變法······37

6.5 旁孔透射法······39

6.6 磁測樁法······42

7 周邊環(huán)境影響檢測與監(jiān)測······45

7.1 一般規(guī)定······45

7.2 測斜法······45

7.3 分層沉降法······46

7.4 水阻法······46

7. 5 拾振法······47

附錄A 既有建筑地基基礎檢測項目選擇······50

附錄B 靜載荷試驗既有建筑基礎驗算······51

附錄C 遠程自動化監(jiān)測要點······55

附錄D 裂縫寬度動態(tài)監(jiān)測儀安裝要點······59

本標準用詞說明······61

引用標準名錄······62

附:條文說明······63

1 總則······66

3 基本規(guī)定······67

4 地基檢測······69

4.1 一般規(guī)定······69

4.2 勘探法······70

4.3 物探法······72

4.4 靜載荷試驗······74

5 基礎檢測與變形監(jiān)測······75

5.1 一般規(guī)定······75

5.2 基礎形式、尺寸與埋深······75

5.3 基礎材料強度······75

5.5 基礎損傷······76

5.6 基礎沉降和變形監(jiān)測······76

6 基樁檢測······77

6.1 一般規(guī)定······77

6.2 基樁靜載荷試驗······77

6.3 模擬樁持載再加荷靜載試驗······77

6.4 低應變法······77

7 周邊環(huán)境影響檢測與監(jiān)測······81

7.1 一般規(guī)定······81

7.2 測斜法······81

7.5 拾振法······81

附錄C 遠程自動化監(jiān)測要點······84