GB50497-2019······1

1 總則······12

2 術(shù)語(yǔ)······13

3 基本規(guī)定······15

4 監(jiān)測(cè)項(xiàng)目······19

4.1 一般規(guī)定······19

4.2 儀器監(jiān)測(cè)······19

4.3 巡視檢查······21

5 監(jiān)測(cè)點(diǎn)布置······24

5.1 一般規(guī)定······24

5.2 基坑及支護(hù)結(jié)構(gòu)······24

5.3 基坑周邊環(huán)境······27

6 監(jiān)測(cè)方法及精度要求······29

6.1 一般規(guī)定······29

6.2 水平位移監(jiān)測(cè)······30

6.3 豎向位移監(jiān)測(cè)······32

6.4 深層水平位移監(jiān)測(cè)······34

6.5 傾斜監(jiān)測(cè)······34

6.6 裂縫監(jiān)測(cè)······35

6.7 支護(hù)結(jié)構(gòu)內(nèi)力監(jiān)測(cè)······36

6.8 土壓力監(jiān)測(cè)······36

6.9 孔隙水壓力監(jiān)測(cè)······37

6.10 地下水位控制監(jiān)測(cè)······38

6.11 錨桿軸力監(jiān)測(cè)······38

6.12 土體分層豎向位移監(jiān)測(cè)······38

6.13 坑底隆起監(jiān)測(cè)······39

6.14 爆破振動(dòng)監(jiān)測(cè)······39

7 監(jiān)測(cè)頻率······41

8 監(jiān)測(cè)預(yù)警······44

9 數(shù)據(jù)處理與信息反饋······49

附錄A 水平位移、豎向位移監(jiān)測(cè)日?qǐng)?bào)表······51

附錄B 深層水平位移監(jiān)測(cè)日?qǐng)?bào)表······52

附錄C 圍護(hù)墻內(nèi)力、立柱內(nèi)力及土壓力、孔隙水壓力監(jiān)測(cè)日?qǐng)?bào)表······53

附錄D 支撐軸力、錨桿軸力監(jiān)測(cè)日?qǐng)?bào)表······54

附錄E 地下水位、地表豎向位移、分層豎向位移、坑底隆起監(jiān)測(cè)日?qǐng)?bào)表······55

附錄F 裂縫監(jiān)測(cè)日?qǐng)?bào)表······56

附錄G 巡視檢查日?qǐng)?bào)表······57

本標(biāo)準(zhǔn)用詞說(shuō)明······59

引用標(biāo)準(zhǔn)名錄······60

附：條文說(shuō)明······61

1 總則······65

2 術(shù)語(yǔ)······68

3 基本規(guī)定······69

4 監(jiān)測(cè)項(xiàng)目······75

4.1 一般規(guī)定······75

4.2 儀器監(jiān)測(cè)······75

4.3 巡視檢查······80

5 監(jiān)測(cè)點(diǎn)布置······82

5.1 一般規(guī)定······82

5.2 基坑及支護(hù)結(jié)構(gòu)······83

5.3 基坑周邊環(huán)境······85

6 監(jiān)測(cè)方法及精度要求······88

6.1 一般規(guī)定······88

6.2 水平位移監(jiān)測(cè)······89

6.3 豎向位移監(jiān)測(cè)······92

6.4 深層水平位移監(jiān)測(cè)······93

6.5 傾斜監(jiān)測(cè)······94

6.6 裂縫監(jiān)測(cè)······94

6.8 土壓力監(jiān)測(cè)······94

6.9 孔隙水壓力監(jiān)測(cè)······95

6.11 錨桿軸力監(jiān)測(cè)······95

6.12 土體分層豎向位移監(jiān)測(cè)······96

6.13 坑底隆起監(jiān)測(cè)······96

6.14 爆破振動(dòng)監(jiān)測(cè)······96

7 監(jiān)測(cè)頻率······98

8 監(jiān)測(cè)預(yù)警······100

9 數(shù)據(jù)處理與信息反饋······106