建筑基坑支護技術(shù)規(guī)程_2012

1、0目次1總則............................................................................................................................................12術(shù)語和符號...................................................................

2、.............................................................22.1術(shù)語...................................................................................................................................22.2符號................

3、...................................................................................................................33基本規(guī)定...................................................................................................

4、.................................63.1設(shè)計原則...........................................................................................................................63.2勘察要求與環(huán)境調(diào)查...........................................

5、............................................................83.3支護結(jié)構(gòu)選型...................................................................................................................93.4水平荷載...........................

6、..............................................................................................104支擋式結(jié)構(gòu)......................................................................................................................

7、........154.1結(jié)構(gòu)分析.........................................................................................................................154.2穩(wěn)定性驗算........................................................................

8、.............................................184.3排樁設(shè)計.........................................................................................................................234.4排樁施工與檢測.................................

9、............................................................................244.5地下連續(xù)墻設(shè)計.............................................................................................................254.6地下連續(xù)墻施工與檢測........

10、.........................................................................................264.7錨桿設(shè)計.........................................................................................................................2

11、74.8錨桿施工與檢測.............................................................................................................304.9內(nèi)支撐結(jié)構(gòu)設(shè)計........................................................................................

12、.....................324.10內(nèi)支撐結(jié)構(gòu)施工與檢測...............................................................................................354.11支護結(jié)構(gòu)與主體結(jié)構(gòu)的結(jié)合及逆作法..................................................................

13、.....354.12雙排樁設(shè)計...................................................................................................................395土釘墻...................................................................................

14、...................................................425.1穩(wěn)定性驗算.....................................................................................................................425.2土釘承載力計算..............................

15、...............................................................................445.3構(gòu)造.................................................................................................................................465.4

16、施工與檢測.....................................................................................................................486重力式水泥土墻........................................................................................

17、..............................506.1穩(wěn)定性與承載力驗算.....................................................................................................506.2構(gòu)造....................................................................

18、.............................................................526.3施工與檢測.....................................................................................................................537地下水控制........................

19、......................................................................................................547.1一般規(guī)定.............................................................................................................

20、............547.2截水...............................................................................................................................547.3降水...................................................................

21、..............................................................567.4集水明排.........................................................................................................................627.5降水引起的地層變形計算............

22、.................................................................................638基坑開挖與監(jiān)測......................................................................................................................648.1基坑開挖..

23、.......................................................................................................................648.2基坑監(jiān)測............................................................................................

24、.............................6401總則總則1.0.1為了在建筑基坑支護設(shè)計、施工中做到安全適用、保護環(huán)境、技術(shù)先進、經(jīng)濟合理、確保質(zhì)量，制定本規(guī)程。1.0.2本規(guī)程適用于一般地質(zhì)條件下臨時性建筑基坑支護的勘察、設(shè)計、施工、檢測、基坑開挖與監(jiān)測。對濕陷性土、多年凍土、膨脹土、鹽漬土等特殊土或巖石基坑，應(yīng)結(jié)合當?shù)毓こ探?jīng)驗應(yīng)用本規(guī)程，并應(yīng)符合相關(guān)技術(shù)標準的規(guī)定。1.0.3基坑支護設(shè)計、施工與基坑開挖，應(yīng)綜合考慮