目次
1 總則.........................................................1
2 術(shù)語(yǔ)和符號(hào).....................................................2
2.1 術(shù)語(yǔ)......................................................2
2.2 符號(hào)......................................................3
3 基本規(guī)定.......................................................5
4 地基巖土的分類及工程特性指標(biāo)...................................9
4.1 巖土的分類................................................9
4.2 工程特性指標(biāo)..............................................11
5 地基計(jì)算.......................................................13
5.1 基礎(chǔ)埋置深度..............................................13
5.2 承載力計(jì)算................................................15
5.3 變形計(jì)算..................................................19
5.4 穩(wěn)定性計(jì)算................................................22
6 山區(qū)地基........................................................24
6.1 一般規(guī)定...................................................24
6.2 土巖組合地基...............................................24
6.3 填土地基...................................................26
6.4 滑坡防治...................................................27
6.5 巖石地基...................................................29
6.6 巖溶與土洞.................................................29
6.7 土質(zhì)邊坡與重力式擋墻........................................31
6.8 巖石邊坡與巖石錨桿擋墻......................................34
7 軟弱地基........................................................37
7.1 一般規(guī)定...................................................37
7.2 利用與處理.................................................37
7.3 建筑措施..................................................39
7.4 結(jié)構(gòu)措施..................................................40
7.5 大面積地面荷載.............................................40
8 基礎(chǔ)............................................................42
8.1 無(wú)筋擴(kuò)展基礎(chǔ)..............................................42
8.2 擴(kuò)展基礎(chǔ)..................................................43
8.3 柱下條形基礎(chǔ)..............................................51
8.4 高層建筑筏形基礎(chǔ)..........................................52
8.5 樁基礎(chǔ)....................................................60
8.6 巖石錨桿基礎(chǔ)..............................................70
9 基坑工程........................................................72
9.1 一般規(guī)定..................................................72
9.2 基坑工程勘察與環(huán)境調(diào)查.....................................73
9.3 土壓力與水壓力............................................74
9.4 設(shè)計(jì)計(jì)算..................................................74
9.5 支護(hù)結(jié)構(gòu)內(nèi)支撐............................................75
6
9.6 土層錨桿.................................................76
9.7 基坑工程逆作法...........................................77
9.8 巖體基坑工程.............................................78
9.9 地下水控制...............................................79
10 檢驗(yàn)與監(jiān)測(cè)....................................................81
10.1 一般規(guī)定.................................................81
10.2 檢驗(yàn).....................................................81
10.3 監(jiān)測(cè).....................................................83
附錄A 巖石堅(jiān)硬程度及巖體完整程度的劃分............................85
附錄B 碎石土野外鑒別...............................................86
附錄C 淺層平板載荷試驗(yàn)要點(diǎn).........................................87
附錄D 深層平板載荷試驗(yàn)要點(diǎn).........................................88
附錄E 抗剪強(qiáng)度指標(biāo)c、φ標(biāo)準(zhǔn)值.......................................89
附錄F 中國(guó)季節(jié)性凍土標(biāo)準(zhǔn)凍深線圖..................................90
附錄G 地基土的凍脹性分類及建筑基底允許凍土層最大厚度..............91
附錄H 巖基載荷試驗(yàn)要點(diǎn)............................................93
附錄J 巖石單軸抗壓強(qiáng)度試驗(yàn)要求....................................94
附錄K 附加應(yīng)力系數(shù)(α)、平均附加應(yīng)力系數(shù)(α )......................95
附錄L 擋土墻主動(dòng)土壓力系數(shù)(ka).....................................104
附錄M 巖石錨桿抗拔試驗(yàn)要點(diǎn)........................................109
附錄N 大面積地面荷載地面下地基附加沉降量計(jì)算......................110
附錄P 沖切臨界截面周長(zhǎng)及極慣性矩計(jì)算公式............................111
附錄Q 單樁豎向靜載荷試驗(yàn)要點(diǎn)......................................114
附錄R 樁基礎(chǔ)最終沉降量計(jì)算........................................116
附錄S 單樁水平載荷試驗(yàn)要點(diǎn).........................................120
附錄T 單樁豎向抗拔載荷試驗(yàn)要點(diǎn)....................................123
附錄U 階梯形承臺(tái)及錐形承臺(tái)斜截面受剪的截面寬度....................125
附錄V 支護(hù)結(jié)構(gòu)穩(wěn)定性驗(yàn)算...........................................127
附錄W 基坑抗?jié)B流穩(wěn)定性計(jì)算.........................................130
附錄Y 土層錨桿試驗(yàn)要點(diǎn)...... ......................................131
本規(guī)范用詞說(shuō)明....................................................133
引用標(biāo)準(zhǔn)名錄......................................................134
附：條文說(shuō)明......................................................135
