GBT51275-2017······1

1 總則······11

2 術(shù)語和符號······12

2.1 術(shù)語······12

2.2 符號······13

3 基本規(guī)定······15

4 監(jiān)控設(shè)計······17

4.1 一般規(guī)定······17

4.2 施工期監(jiān)控······17

4.3 運營期監(jiān)控······21

5 監(jiān)測實施······23

5.1 一般規(guī)定······23

5.2 沉降監(jiān)測······24

5.3 水平位移檢測······26

5.4 孔隙水壓力監(jiān)測······28

5.5 土壓力監(jiān)測······29

5.6 地下水位監(jiān)測······29

5.7 真空度監(jiān)測······30

5.8 巡查與裂縫監(jiān)測······30

5.9 測點保護與恢復······31

5.10 檢測記錄······31

6 監(jiān)測資料分析與應(yīng)用······32

6.1 一般規(guī)定······32

6.2 監(jiān)測資料分析······32

6.3 路基穩(wěn)定性評估······33

6.4 工后沉降預測······34

6.5 施工時間確定······35

6.6 監(jiān)控報告······36

6.7 監(jiān)控驗收與歸檔······37

附錄A 儀器埋沒與考證表······38

附錄B 監(jiān)測原始記錄表······44

附錄C 最終沉降推算方法······48

本標準用詞說明······51

引用標準名錄······52

附 條文說明······53

1 總則······56

2 術(shù)語和符號······58

2.1 術(shù)語······58

3 基本規(guī)定······60

4 監(jiān)控設(shè)計······62

4.2 施工期監(jiān)控······62

4.3 運營期監(jiān)控······65

5 監(jiān)測實施······66

5.1 一般規(guī)定······66

5.2 沉降監(jiān)測······66

5.3 水平位移監(jiān)測······67

5.4 孔隙水壓力監(jiān)測······68

5.5 土壓力監(jiān)測······69

6 監(jiān)測資料分析與應(yīng)用······70

6.2 監(jiān)測資料分析······70

6.3 路基穩(wěn)定性評估······71

6.4 工后沉降預測······74

6.5 施工時間確定······74

6.6 監(jiān)控報告······75